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The Big Bang Theory

What happens when hyperintelligent roommates Sheldon and Leonard meet Penny, a free-spirited beauty moving in next door, and realize they know next to nothing about life outside of the lab. Rounding out the crew are the smarmy Wolowitz, who thinks he's as sexy as he is brainy, and Koothrappali, who suffers from an inability to speak in the presence of a woman.

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About The Big Bang Theory

What happens when hyperintelligent roommates Sheldon and Leonard meet Penny, a free-spirited beauty moving in next door, and realize they know next to nothing about life outside of the lab. Rounding out the crew are the smarmy Wolowitz, who thinks he's as sexy as he is brainy, and Koothrappali, who suffers from an inability to speak in the presence of a woman.

TV Show Information

Year of Release: 2007
Country: us
Last Updated: Sunday 13 August, 2017
Minutes per Episode: 22
Genre: comedy
Rating: 8,4/10
Season(s): 7
Network: CBS
TV Show Status: returning series
Releasing Episodes: Monday on 20:00
Likes: 42016

Episode Overview

Season: 2
Episode: 19 - The Dead Hooker Juxtaposition
Released: 31 March 2009
Description: Penny squares off with a new beautiful female neighbor who may become the building's "new Penny."
Season: 3
Season: 4
Season: 5
Episode: 19 - The Weekend Vortex
Released: 09 March 2012
Description: Sheldon must choose between joining Amy at her aunt's birthday party or playing videogames all weekend with the guys.
Episode: 21 - The Hawking Excitation
Released: 06 April 2012
Description: When Wolowitz gets to work with Stephen Hawking, Sheldon is willing to do anything to meet his hero.
Episode: 22 - The Stag Convergence
Released: 27 April 2012
Description: After the guys throw Howard a bachelor party, Bernadette reconsiders marrying him after learning about his sexual history.
Episode: 23 - The Launch Acceleration
Released: 04 May 2012
Description: When NASA moves up Howard's mission, he must face his fears and Bernadette's dad, thus putting the wedding plans in jeopardy. Meanwhile, Leonard says something surprising to Penny in the bedroom.
Episode: 24 - The Countdown Reflection
Released: 11 May 2012
Description: The fifth season ends with Howard and Bernadette deciding to get married before his NASA mission, causing the gang to scurry into overdrive in an effort to stage the wedding. NASA astronaut Mike Massimino has a cameo as himself.
Season: 6
Episode: 1 - The Date Night Variable
Released: 28 September 2012
Description: Raj faces his loneliness when his friends are out on dates; while in space, Wolowitz gets drawn into a fight between Bernadette and his mom.
Episode: 10 - The Fish Guts Displacement
Released: 07 December 2012
Description: When Amy gets sick, Sheldon tries to nurse her back to health; Wolowitz and his father-in-law plan a fishing trip.
Episode: 11 - The Santa Simulation
Released: 14 December 2012
Description: During a game, Sheldon revisits Christmas memories; Amy, Penny and Bernadette look for a date for Koothrappali.
Episode: 12 - The Egg Salad Equivalency
Released: 04 January 2013
Description: When Sheldon is accused of sexual harassment, he ends up getting Raj, Leonard and Wolowitz in trouble.
Episode: 13 - The Bakersfield Expedition
Released: 11 January 2013
Description: As the guys don costumes and go on a road trip to a comic book convention, the ladies decide to stay home and try to interpret a comic book.
Episode: 14 - The Cooper/Kripke Inversion
Released: 01 February 2013
Description: Sheldon faces a crisis of confidence when he is forced to work with his nemesis, Barry Kripke; Raj and Howard buy expensive action figures of themselves.
Episode: 15 - The Spoiler Alert Segmentation
Released: 08 February 2013
Description: A fight between Sheldon and Leonard impacts Amy and Penny's living arrangements; while Howard is away, Raj helps Mrs. Wolowitz out.
Episode: 16 - The Tangible Affection Proof
Released: 15 February 2013
Description: The guys search for a perfect Valentine's Day gift for their significant others; Stuart and Raj host a "lonely people" party at the comic book store.
Episode: 17 - The Monster Isolation
Released: 22 February 2013
Description: After a bad date, Koothrappali decides to never leave his apartment; Penny's acting skills impress Sheldon.
Episode: 18 - The Contractual Obligation Implementation
Released: 08 March 2013
Description: Leonard, Sheldon and Wolowitz talk to junior high girls about science-related careers; Raj plans a date with Lucy.
Episode: 19 - The Closet Reconfiguration
Released: 15 March 2013
Description: Howard considers whether or not he should open a letter from his father; Penny and Leonard host a "grown-up" cocktail party.
Episode: 2 - The Decoupling Fluctuation
Released: 05 October 2012
Description: Sheldon tries to intervene when he learns that Penny is thinking about breaking up with Leonard; Howard is picked on.
Episode: 20 - The Tenure Turbulence
Released: 05 April 2013
Description: The girls get involved when Leonard, Sheldon and Raj compete for tenure at the University.
Episode: 21 - The Closure Alternative
Released: 26 April 2013
Description: Amy tries to help Sheldon get over his compulsive need for closure when one of his favorite TV shows is canceled; Raj discovers a secret about Lucy.
Episode: 22 - The Proton Resurgence
Released: 03 May 2013
Description: Leonard and Sheldon hire the host (Bob Newhart) of their favorite childhood TV show to perform; Bernadette and Howard run into trouble while dog-sitting for Raj's pet.
Episode: 23 - The Love Spell Potential
Released: 10 May 2013
Description: Amy and Sheldon's relationship takes a surprising turn during a game of "Dungeons & Dragons"; Lucy and Koothrappali have an awkward date.
Episode: 24 - The Bon Voyage Reaction
Released: 17 May 2013
Description: When Leonard is considered for an exciting research opportunity, Sheldon becomes jealous and tries to scare him into backing out. Meanwhile, Raj's relationship with Lucy is strained when he tries to get her to meet his friends.
Episode: 3 - The Higgs Boson Observation
Released: 12 October 2012
Description: Amy feels threatened by Sheldon's new assistant; Wolowitz starts to feel the pressures of being in space.
Episode: 4 - The Re-Entry Minimization
Released: 19 October 2012
Description: Wolowitz's return from space isn't all he expected; game night becomes a gender war.
Episode: 5 - The Holographic Excitation
Released: 26 October 2012
Description: The gang heads to Stuart's comic book store to celebrate Halloween; Leonard uses science to seduce Penny.
Episode: 6 - The Extract Obliteration
Released: 02 November 2012
Description: A game threatens Sheldon's relationship with Stephen Hawking; Penny secretly signs up for a college class.
Episode: 7 - The Habitation Configuration
Released: 09 November 2012
Description: Bernadette wants Wolowitz to move out of his mom's house; Sheldon is caught in the middle of Amy and Wil Wheaton's argument.
Episode: 8 - The 43 Peculiarity
Released: 16 November 2012
Description: Raj and Howard try to to figure out why Sheldon disappears at 2:45 every afternoon; jealousy arises in Penny and Leonard's relationship.
Episode: 9 - The Parking Spot Escalation
Released: 30 November 2012
Description: Sheldon and Wolowitz's fight over a parking spot at the university impacts the whole gang.
Season: 7
Episode: 1 - The Hofstadter Insufficiency
Released: 27 September 2013
Description: In the first part of the one-hour seventh season premiere, Sheldon and Penny bond in Leonard's absence, but it's Sheldon's feelings that are crushed when Leonard returns from the North Sea. Guest star Regina King returns as Mrs. Davis, the University's Director of Employee Relations.
Episode: 10 - The Discovery Dissipation
Released: 06 December 2013
Description: Sheldon faces a crisis after Leonard disproves his accidental scientific discovery. Meanwhile, Raj must stay with Howard & Bernadette for a week.
Episode: 11 - The Cooper Extraction
Released: 13 December 2013
Description: While Sheldon is in Texas, the rest of the gang realize how much he has changed their lives as they decorate the apartment Christmas tree.
Episode: 12 - The Hesitation Ramification
Released: 03 January 2014
Description: As Leonard tries to help Penny with a disappointment, Penny asks him a bold question about their relationship; Sheldon wants to learn how to be funny.
Episode: 13 - The Occupation Recalibration
Released: 10 January 2014
Description: Sheldon must learn how to relax when he is forced to take a vacation; Leonard tries to support Penny when she quits her job; Bernadette needs to replace one of Stuart's comic books.
Episode: 14 - The Convention Conundrum
Released: 31 January 2014
Description: Unable to get Comic-Con tickets, Sheldon tries to hold his own convention and ends up spending a wild evening with James Earl Jones; the ladies try to act maturely.
Episode: 15 - The Locomotive Manipulation
Released: 07 February 2014
Description: Sheldon and Amy go on a trip to wine country with Howard and Bernadette; Penny and Leonard rush Raj's dog to the vet
Episode: 16 - The Table Polarization
Released: 28 February 2014
Description: When Leonard buys a dining room table, Sheldon re-evaluates the changes in his life; Bernadette is torn when Wolowitz gets the chance to go back to space.
Episode: 17 - The Friendship Turbulence
Released: 07 March 2014
Description: Bernadette tries to negotiate peace between Sheldon and Wolowitz; Penny receives an embarrassing offer; Raj wants Amy to write to a woman on his behalf.
Episode: 18 - The Mommy Observation
Released: 14 March 2014
Description: Sheldon is faced with a new reality when he visits his mom in Houston; a murder mystery party starts arguments.
Episode: 19 - The Indecision Amalgamation
Released: 04 April 2014
Description: Raj struggles with guilt when he dates two women at once; Penny has a chance to play a part in a cheesy movie; Sheldon is torn between two gaming systems.
Episode: 2 - The Deception Verification
Released: 27 September 2013
Description: On the second part of the one-hour seventh season premiere, Raj gets consoled about his ex-girlfriend and Howard's relationship with his mother causes an unusual threat to his masculinity. Kevin Sussman returns as Stuart, the comic book store owner.
Episode: 20 - The Relationship Diremption
Released: 11 April 2014
Description: Sheldon has a personal crisis when he decides string theory is a waste of his time; a double date ends in embarrassment for Howard.
Episode: 21 - The Anything Can Happen Recurrence
Released: 25 April 2014
Description: Sheldon gives spontaneity a try, which causes unexpected friction for Penny, Bernadette and Amy; Raj asks Howard for help with preparation for a date with Emily.
Episode: 22 - The Proton Transmogrification
Released: 02 May 2014
Description: Professor Proton helps Sheldon deal with grief; Leonard gets into a competition with Penny; Bernadette and Amy prepare a "Star Wars Day" gift for the guys.
Episode: 23 - The Gorilla Dissolution
Released: 09 May 2014
Description: A bad day compels Penny to re-evaluate her choices -- including Leonard; Bernadette and Howard must care for Mrs. Wolowitz; Sheldon gives Raj advice on relationships.
Episode: 24 - The Status Quo Combustion
Released: 16 May 2014
Description: Faced with an uncertain future, Sheldon considers a major change; Emily and Raj decide to take things to the next level.
Episode: 3 - The Scavenger Vortex
Released: 04 October 2013
Description: When the entire gang competes in a cutthroat scavenger hunt designed by Raj that tests their science knowledge and street smarts, it brings out the best – and worst – in everyone.
Episode: 4 - The Raiders Minimization
Released: 11 October 2013
Description: After Amy ruins one of Sheldon's favorite movies – Raiders of the Lost Ark – he gets defensive, seeking revenge. Meanwhile, Leonard discovers a way to get Penny to do anything; and Raj and Stuart create online dating profiles.
Episode: 5 - The Workplace Proximity
Released: 18 October 2013
Description: Sheldon must decide how much "Amy time" is too much after she takes a job at his university, and their relationship is put to the test. Meanwhile, Howard finds himself sleeping on Raj's couch after a fight with Bernadette.
Episode: 6 - The Romance Resonance
Released: 25 October 2013
Description: Sheldon's latest scientific breakthrough makes him feel like a fraud – and threatens to haunt him forever. Meanwhile, Howard's romantic gesture to Bernadette causes Penny to step up her game with Leonard.
Episode: 7 - The Proton Displacement
Released: 08 November 2013
Description: Sheldon feels slighted when Professor Proton (recurring guest star Bob Newhart) seeks advice from Leonard instead of him, and he seeks revenge by befriending a rival science TV host, Bill Nye (guest starring as himself). Meanwhile, Raj gets jealous when Howard crashes "girls' night."
Episode: 8 - The Itchy Brain Simulation
Released: 15 November 2013
Description: Leonard tries to keep Sheldon from overreacting when a past mistake comes to light, but Sheldon punishes Leonard by making him "walk a mile in his shoes." Meanwhile, Penny confronts Raj's ex-girlfriend, Lucy (guest star Kate Micucci).
Episode: 9 - The Thanksgiving Decoupling
Released: 22 November 2013
Description: An upset Sheldon protests when the entire gang drags him to Mrs. Wolowitz's house for Thanksgiving. Meanwhile, Penny and Leonard must deal with a mistake from her past.
Season: 8
Episode: 1 - The Locomotion Interruption
Released: 23 September 2014
Description: Leonard and Amy make an unexpected trip to Arizona to fetch Sheldon; Penny interviews for a job at Bernadette's company; Stuart's relationship with Mrs. Wolowitz disturbs Howard.
Episode: 10 - The Champagne Reflection
Released: 21 November 2014
Description: While Sheldon says a tearful goodbye to the final instalment of "Fun with Flags", Leonard, Howard and Raj search for something significant in a dead professor's research. And Bernadette is shocked to learn of her co-workers’ true feelings from Penny.
Episode: 11 - The Clean Room Infiltration
Released: 12 December 2014
Description: Leonard and Howard turn to Raj for help in dealing with a work emergency when they nearly come to blows after blaming each other for a potential disaster at the university. Amy throws an authentic Victorian Christmas party, while Sheldon seeks revenge on her for making him celebrate the holidays.
Episode: 12 - The Space Probe Disintegration
Released: 19 December 2014
Description: Wolowitz tries to distract Raj, who is anxiously awaiting data from a space probe he helped launch. Meanwhile, Sheldon and Leonard go dress shopping with Penny and Amy.
Episode: 13 - The Anxiety Optimization
Released: 30 January 2015
Description: The gang tries to help Sheldon when he becomes stuck in a rut at work by increasing his anxiety level. Howard teases Raj with a new game called "Cinnamon or Emily?"
Episode: 14 - The Troll Manifestation
Released: 06 February 2015
Description: Leonard and Sheldon publish a paper which is widely accepted except for comments from an internet troll. Meanwhile, the girls reminisce about embarassing incidents from their past.
Episode: 15 - The Comic Book Store Regeneration
Released: 20 February 2015
Description: Wolowitz receives some shocking news as everyone prepares for the reopening of Stuart’s comic book store. Penny teaches Sheldon how to “let it go,” but can’t follow her own advice after she learns something infuriating about Amy. Also, Leonard and Raj think they spot Nathan Fillion at a restaurant.
Episode: 16 - The Intimacy Acceleration
Released: 27 February 2015
Description: As a joke, Sheldon and Penny try an experiment designed to make participants fall in love. Also, Leonard, Amy, Raj and Emily spend the evening trying to escape a room with a “zombie.” And, after returning from Mrs. Wolowitz’ funeral, Bernadette and Howard run into trouble at the airport.
Episode: 17 - The Colonization Application
Released: 06 March 2015
Description: Trouble arises when Amy learns Sheldon has applied for a one-way mission to colonize Mars. Also, a trip to the pet store ends in a fight for Sheldon and Amy, Leonard surprises Penny with a very “adult” purchase, and Raj is caught snooping in Emily’s apartment.
Episode: 18 - The Leftover Thermalization
Released: 13 March 2015
Description: Friction ensues when a magazine fails to mention Leonard in an article about the paper he co-wrote with Sheldon. Also, a blackout at Mrs. Wolowitz’s home leads to a final family dinner in her honor.
Episode: 19 - The Skywalker Incursion
Released: 03 April 2015
Description: When Leonard and Sheldon are invited to speak at UC Berkeley, they take a detour to try to meet an idol. Also, when Bernadette and Howard battle over the fate of his Doctor Who TARDIS, Raj and Amy offer to settle the dispute with a game of ping pong.
Episode: 2 - The Junior Professor Solution
Released: 23 September 2014
Description: When Sheldon must teach a class, Howard decides to take it; Amy takes advantage of the tension between Penny and Bernadette.
Episode: 20 - The Fortification Implementation
Released: 10 April 2015
Description: When Sheldon and Amy build a blanket fort, they come to major crossroads in their relationship. Also, Wolowitz meets the half-brother he never knew he had, and when Penny is invited to appear on Wil Wheaton’s podcast, she and Leonard have a huge, on-air argument.
Episode: 21 - The Communication Deterioration
Released: 17 April 2015
Description: When Raj is asked to create a message in case a NASA mission discovers alien life, the guys fight over what he should do. Also, Penny is torn between auditioning for a movie or keeping her successful pharmaceutical sales job.
Episode: 22 - The Graduation Transmission
Released: 24 April 2015
Description: Wolowitz questions his engineering abilities when he and Sheldon can’t get a toy drone to fly. Meanwhile, a cancelled flight nearly prevents Leonard from giving the commencement address at his former high school, and Raj pits his parents against each other when his father cuts him off financially.
Episode: 23 - The Maternal Combustion
Released: 01 May 2015
Description: Personalities collide when Sheldon and Leonard’s mothers finally meet. Meanwhile, Howard finally decides to “man up” and do his fair share of the housework – but not without a little help from his friends.
Episode: 24 - The Commitment Determination
Released: 08 May 2015
Description: Sheldon pushes Leonard and Penny to choose a date for their wedding and deals with dramatic changes in his own relationship with Amy.
Episode: 3 - The First Pitch Insufficiency
Released: 30 September 2014
Description: Wolowitz feels nervous when he is asked to throw the first pitch at a Los Angeles Angels game; Penny and Leonard want to prove Sheldon wrong after he says he and Amy are the better couple.
Episode: 4 - The Hook-Up Reverberation
Released: 07 October 2014
Description: Raj's honesty comes back to haunt him when his new girlfriend is unfriendly to Penny; the guys think about becoming part owners in Stuart's store.
Episode: 5 - The Focus Attenuation
Released: 14 October 2014
Description: During their weekend in Las Vegas, Bernadette and Amy accuse Penny of being a buzz kill; the guys try to invent the next big thing.
Episode: 6 - The Expedition Approximation
Released: 21 October 2014
Description: Sheldon and Raj test whether they could survive a dark-matter research expedition in a salt mine by simulating the conditions in a steam tunnel deep underground. Leonard and Penny seek advice from Howard and Bernadette after they fight about money.
Episode: 7 - The Misinterpretation Agitation
Released: 31 October 2014
Description: The guys try to help Penny out of an awkward work dilemma, when a smitten doctor shows up at her door after her flirtatious sales techniques work a little too well. Meanwhile, Amy and Bernadette argue over whether or not female scientists should play up their sexuality.
Episode: 8 - The Prom Equivalency
Released: 07 November 2014
Description: When the gang recreates a high-school prom night on the roof of the guys'; apartment building, Sheldon feels pressure to participate in all the typical romantic traditions.
Episode: 9 - The Septum Deviation
Released: 14 November 2014
Description: When Leonard gets minor surgery on his nose, Sheldon is the one in need of sympathy. Meanwhile, Raj's parents' impending divorce causes Howard and Bernadette to work on their own marriage.
Season: 9
Episode: 1 - The Matrimonial Momentum
Released: 22 September 2015
Description: Sheldon is confronted by a mystery of the universe he cannot unravel: when a woman wants time apart to think, exactly how much time does that mean, and is there any way to hurry the process along? In Las Vegas, Penny and Leonard march closer to marching down the aisle, but has Penny gotten over Leonard’s infidelity? And if so, will he do anything to un-get her over it?
Episode: 10 - The Earworm Reverberation
Released: 11 December 2015
Description: Sheldon has a revelation when he realizes why a song was stuck in his head. Also, Amy invites Dave over for dinner despite their previously awkward date, and Wolowitz and Koothrappali become obsessed with a fan of their band, "Footprints on the Moon".
Episode: 11 - The Opening Night Excitation
Released: 18 December 2015
Description: As the guys prepare to go to the premiere of the new Star Wars movie, Sheldon plans a special event for Amy's birthday.
Episode: 12 - The Sales Call Sublimation
Released: 08 January 2016
Description: Leonard visits a psychiatrist so Penny can make a sales call. Stuart moves out of the Wolowitz house. Sheldon works with Raj looking for extra-solar planets.
Episode: 13 - The Empathy Optimization
Released: 15 January 2016
Description: The gang decides to head to Vegas for the week on a party bus. Sheldon learns about the importance of empathy and saying sorry.
Episode: 14 - The Meemaw Materialization
Released: 05 February 2016
Description: Sheldon is thrilled when his Meemaw comes to visit, but his excitement quickly fades when she butts heads with Amy. Also, Raj meets a new girl at the comic book store who makes him question his relationship with Emily.
Episode: 15 - The Valentino Submergence
Released: 12 February 2016
Description: Sheldon and Amy host a live Valentine's Day episode of Fun with Flags, Leonard and Penny grapple with getting older, Howard and Bernadette find a surprise in their hot tub and Raj is torn between Emily and the cute girl he met at the Comic Bookstore.
Episode: 16 - The Positive Negative Reaction
Released: 19 February 2016
Description: When the gang finds out about Bernadette's pregnancy, they celebrate by singing karaoke. Also, Bernadette is concerned when Wolowitz freaks out over her pregnancy announcement, and Wolowitz is convinced he must make more money to provide for a baby.
Episode: 17 - The Celebration Experimentation
Released: 26 February 2016
Description: After more than nine years together, the gang finally celebrates Sheldon’s birthday, surprising him with a special guest (Adam West).
Episode: 18 - The Application Deterioration
Released: 11 March 2016
Description: Sheldon works up a contract to split their portion of their guidance system invention royalties, but Bernadette does not like how it's done. Raj must again decide between Emily and Claire when they both contact him.
Episode: 19 - The Solder Excursion Diversion
Released: 01 April 2016
Description: Amy is shocked at a revelation from Sheldon after she buys him a new laptop. Koothrappali sells out Leonard and Wolowitz after they lie to their wives in order to attend an early screening of a movie.
Episode: 2 - The Separation Oscillation
Released: 29 September 2015
Description: Leonard confronts the woman he kissed on the North Sea in an attempt to set Penny’s mind at ease. Also, Sheldon films a special episode of “Fun with Flags” after his breakup with Amy, and Bernadette feels guilty about withholding a secret from Penny.
Episode: 20 - The Big Bear Precipitation
Released: 08 April 2016
Description: Secrets are revealed when Amy and Sheldon join Penny and Leonard on a weekend cabin trip. Raj is more excited about Howard's and Bernadette's impending parenthood than they are.
Episode: 21 - The Viewing Party Combustion
Released: 22 April 2016
Description: Everyone must choose sides when a small argument between Leonard and Sheldon erupts into a heated fight during a group get-together.
Episode: 22 - The Fermentation Bifurcation
Released: 29 April 2016
Description: Sheldon and Bernadette spend a night together while the rest of the gang goes to a wine tasting party, but things get uncomfortable for Raj when Zack also attends and takes an interest in Claire.
Episode: 23 - The Line Substitution Solution
Released: 06 May 2016
Description: Sheldon hires Stuart to spend the day with Amy when he’d rather go to a movie screening. Also, Leonard’s mother, Beverly, comes to town and Penny struggles to make a connection with her.
Episode: 24 - The Convergence Convergence
Released: 13 May 2016
Description: Leonard and Penny get remarried in front of their friends (who show up), Leonard's parents, Beverly and Alfred (Judd Hirsch) and Sheldon's mother, Mary, who finds something in common with Alfred. Howard gets an unknown email from the Air Force about his invention.
Episode: 3 - The Bachelor Party Corrosion
Released: 06 October 2015
Description: The guys’ science skills are put to the test when they get a flat tire during Leonard’s bachelor party weekend in Mexico. Also, the girls force Penny to finally tell her family that she eloped with Leonard.
Episode: 4 - The 2003 Approximation
Released: 13 October 2015
Description: Leonard and Penny finally move in together leaving Sheldon very upset with this big change in his life and wishing he could go back to a time when he had no emotions in 2003 before he met Leonard. Raj, Howard and Stuart attempt to form a band.
Episode: 5 - The Perspiration Implementation
Released: 20 October 2015
Description: The guys take a fencing lesson from Barry Kripke and Sheldon finds himself in an awkward position when Kripke expresses interest in Amy. Also, when Stuart struggles to get female customers at the Comic Book Store, Penny, Amy and Bernadette come by to help him out.
Episode: 6 - The Helium Insufficiency
Released: 27 October 2015
Description: In the midst of a nation-wide helium shortage, Sheldon and Leonard take desperate measures to get the supplies they need. Also, Penny and Bernadette download a dating app on Amy's phone to try and find her a new man.
Episode: 7 - The Spock Resonance
Released: 06 November 2015
Description: Adam Nimoy, friend of Wil Wheaton and son of Leonard Nimoy, interviews Sheldon for a Star Trek documentary. Sheldon gets off topic and ends up revealing an engagement ring and his plan to propose to Amy. Bernadette wants to start renovating the house and the issue of starting a family with Howard is brought up.
Episode: 8 - The Mystery Date Observation
Released: 13 November 2015
Description: Amy has a formal date which Leonard, Penny and Bernadette secretly spy on. Sheldon has Howard and Raj help him find a new girlfriend since they found Amy for him.
Episode: 9 - The Platonic Permutation
Released: 20 November 2015
Description: It’s Thanksgiving. Sheldon and Amy go on a lunch date to the aquarium as friends. Howard, Bernadette, Raj and Emily help out at a soup kitchen. Leonard and Penny make their first Thanksgiving dinner as a married couple.
Season: 10
Episode: 1 - The Conjugal Conjecture
Released: 20 September 2016
Description: After Leonard's father, Alfred and Sheldon's mother, Mary share an evening together, everyone deals with an awkward morning the following day. Also, Penny's family arrives for the ceremony, including her anxiety-ridden mother, Susan, and her drug dealing brother, Randall.
Episode: 10 - The Property Division Collision
Released: 02 December 2016
Description: Sheldon and Leonard must divide up their possessions and remove Penny's things from 4B.
Episode: 11 - The Birthday Synchronicity
Released: 16 December 2016
Description: Amy's desire to have an intimate night with Sheldon on her birthday is interrupted by Bernadette going into labor.
Episode: 12 - The Holiday Summation
Released: 06 January 2017
Description: Sheldon and Amy visit Leonard and Penny for the first time since the holidays and share details about their terrible trip to Texas.
Episode: 13 - The Romance Recalibration
Released: 20 January 2017
Description: Leonard and Penny may need a Relationship Agreement, and Sheldon volunteers to prepare one.
Episode: 14 - The Emotion Detection Automation
Released: 03 February 2017
Description: Sheldon uses a machine to help him identify other people's emotions, and Raj tries to understand his difficulties with women.
Episode: 15 - The Locomotion Reverberation
Released: 10 February 2017
Description: Leonard and Wolowitz try to distract Sheldon when he slows the progress of their guidance system. Also, Penny and Amy take Bernadette out for the night, leaving Raj and Stuart to care for baby Halley.
Episode: 16 - The Allowance Evaporation
Released: 17 February 2017
Description: Sheldon and Amy have their first fight since moving in together and Koothrappali is shocked at the realities of financial independence when he stops receiving support from his father.
Episode: 17 - The Comic-Con Conundrum
Released: 24 February 2017
Description: The guys' annual trip to Comic Con is in doubt when Raj can't afford to go.
Episode: 18 - The Escape Hatch Identification
Released: 10 March 2017
Description: Raj searches for a cheaper living arrangement.
Episode: 19 - The Collaboration Fluctuation
Released: 31 March 2017
Description: Leonard, Penny and Raj adjust to their new living arrangement and Sheldon takes an interest in Amy's work.
Episode: 2 - The Military Miniaturization
Released: 27 September 2016
Description: The Air Force shows interest in the guidance system and Penny lets it slip at work that Bernadette is expecting.
Episode: 20 - The Recollection Dissipation
Released: 07 April 2017
Description: Sheldon pushes himself to the limit when he collaborates on projects with Leonard and Wolowitz as well as Amy on the same day. Also, Bernadette is nearing the end of her maternity leave and must return to work.
Episode: 21 - The Separation Agitation
Released: 14 April 2017
Description: Howard and Bernadette have a hard time leaving Halley in day care when Bernadette returns to work. Also, Bert introduces the gang to his new girlfriend, Rebecca.
Episode: 22 - The Cognition Regeneration
Released: 28 April 2017
Description: Leonard isn’t thrilled when Penny considers taking a new job offered by her ex-boyfriend, Zack.
Episode: 23 - The Gyroscopic Collapse
Released: 05 May 2017
Description: Amy is offered a Fellowship at Princeton, Raj makes new living arrangements, and the gyroscope project is spinning out of control!
Episode: 24 - The Long Distance Dissonance
Released: 12 May 2017
Description: The gang is concerned when Sheldon’s former admirer, Dr. Ramona Nowitzki, resurfaces while Amy is away at Princeton.
Episode: 3 - The Dependence Transcendence
Released: 04 October 2016
Description: Sheldon can't keep up with the late nights Howard and Leonard are putting in, Raj spends the day with a pregnant Bernadette and Penny and Amy attend a faculty party.
Episode: 4 - The Cohabitation Experimentation
Released: 11 October 2016
Description: When Amy's apartment floods, she proposes a "cohabitation experiment" with Sheldon. Also, Howard and Bernadette are upset when Koothrappali learns the gender of the baby before they do.
Episode: 5 - The Hot Tub Contamination
Released: 18 October 2016
Description: Leonard and Penny must separate a quarreling Sheldon and Amy when their cohabitation does not go as planned, and Sheldon threatens to break off their relationship when Amy refuses to adhere to the bathroom schedule. Also, Howard and Bernadette find unexpected guests at their house when they decide to stay home from a planned vacation.
Episode: 6 - The Fetal Kick Catalyst
Released: 28 October 2016
Description: Penny is surprised to learn she has fans of her performance in "Serial Ape-ist" when she attends Van Nuys Comic Con with Leonard. Also, Amy hosts a Sheldon-style brunch at Penny’s apartment, and Wolowitz makes an impulsive purchase when he starts stressing out about the baby on the way.
Episode: 7 - The Veracity Elasticity
Released: 04 November 2016
Description: In order to continue living with Sheldon, Amy lies to him about repairs being made to her apartment and they host an "on location" episode of "Fun With Flags" in Penny’s apartment. Also, Leonard lets Penny decorate Sheldon’s old room after he learns that she has been secretly moving Leonard’s collectibles into storage.
Episode: 8 - The Brain Bowl Incubation
Released: 11 November 2016
Description: After a successful experiment combining their genes, Sheldon will stop at nothing to convince Amy they should procreate. Also, Koothrappali is embarrassed to tell the gang what the new woman he’s dating does for a living.
Episode: 9 - The Geology Elevation
Released: 18 November 2016
Description: When Bert, a Caltech geologist, wins the MacArthur Genius fellowship, Sheldon is overcome with jealousy. Also, Wolowitz finds an old remote control Stephen Hawking action figure he invented.

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