The Big Bang Theory

  • Score 8.8
  • Premiered: Sep 2007
  • Episodes: 267
  • Followers: 54,9k
  • Rank #2
  • Running
  • CBS
  • Monday at 8

Seasons:

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Season 9 Discuss
9x1
The Matrimonial Momentum
Air date
Sep 21, 2015
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 .. show full overview
9x2
The Separation Oscillation
Air date
Sep 28, 2015
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.
9x3
The Bachelor Party Corrosion
Air date
Oct 05, 2015
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.
9x4
The 2003 Approximation
Air date
Oct 12, 2015
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.
9x5
The Perspiration Implementation
Air date
Oct 19, 2015
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 .. show full overview
9x6
The Helium Insufficiency
Air date
Oct 26, 2015
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.
9x7
The Spock Resonance
Air date
Nov 05, 2015
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 .. show full overview
9x8
The Mystery Date Observation
Air date
Nov 12, 2015
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.
9x9
The Platonic Permutation
Air date
Nov 19, 2015
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.
9x10
The Earworm Reverberation
Air date
Dec 10, 2015
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 .. show full overview
9x11
The Opening Night Excitation
Air date
Dec 17, 2015
As the guys prepare to go to the premiere of the new Star Wars movie, Sheldon plans a special event for Amy's birthday.
9x12
The Sales Call Sublimation
Air date
Jan 07, 2016
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.
9x13
The Empathy Optimization
Air date
Jan 14, 2016
The gang decides to head to Vegas for the week on a party bus. Sheldon learns about the importance of empathy and saying sorry.
9x14
The Meemaw Materialization
Air date
Feb 04, 2016
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.
9x15
The Valentino Submergence
Air date
Feb 11, 2016
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.
9x16
The Positive Negative Reaction
Air date
Feb 18, 2016
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.
9x17
The Celebration Experimentation
Air date
Feb 25, 2016
After more than nine years together, the gang finally celebrates Sheldon’s birthday, surprising him with a special guest.
9x18
The Application Deterioration
Air date
Mar 10, 2016
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.
9x19
The Solder Excursion Diversion
Air date
Mar 31, 2016
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.
9x20
The Big Bear Precipitation
Air date
Apr 07, 2016
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.
9x21
The Viewing Party Combustion
Air date
Apr 21, 2016
Everyone must choose sides when a small argument between Leonard and Sheldon erupts into a heated fight during a group get-together.
9x22
The Fermentation Bifurcation
Air date
Apr 28, 2016
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.
9x23
The Line Substitution Solution
Air date
May 05, 2016
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.
9x24 Season finale
The Convergence Convergence
Air date
May 12, 2016
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 .. show full overview

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