The Big Bang Theory (2007)
Physicists Leonard and Sheldon find their nerd-centric social circle with pals Howard and Raj expanding when aspiring actress Penny moves in next door.
-
Episode 1 - The Robotic Manipulation
Release Date: 2010-09-23Penny tags along on Sheldon's first ever date; Wolowitz finds a new use for a robotic arm.
-
Episode 2 - The Cruciferous Vegetable Amplification
Release Date: 2010-09-30Realizing he will not live long enough to download his consciousness into a robot body, Sheldon tries to extend his life span.
-
Episode 3 - The Zazzy Substitution
Release Date: 2010-10-07The guys are concerned as Sheldon searches for an alternative to human companionship.
-
Episode 4 - The Hot Troll Deviation
Release Date: 2010-10-14An embarrassing secret of Wolowitz's comes to light, while Sheldon and Raj have a small war at work.
-
Episode 5 - The Desperation Emanation
Release Date: 2010-10-21Leonard realizes he’s the only one without a girlfriend, while Sheldon wants to get rid of his.
-
Episode 6 - The Irish Pub Formulation
Release Date: 2010-10-28Leonard keeps an affair a secret from Sheldon, Howard and Raj.
-
Episode 7 - The Apology Insufficiency
Release Date: 2010-11-04Sheldon's answers during an FBI interview put Wolowitz's security clearance in jeopardy.
-
Episode 8 - The 21-Second Excitation
Release Date: 2010-11-11While the guys camp in line for a long-awaited movie screening, Penny and Bernadette invite Amy to her first slumber party.
-
Episode 9 - The Boyfriend Complexity
Release Date: 2010-11-18Penny asks Leonard to lie to her father, while Howard, Raj and Bernadette pull an all-nighter at a telescope.
-
Episode 10 - The Alien Parasite Hypothesis
Release Date: 2010-12-09Amy finds she has sexual feelings for Penny's ex, while Koothrappali and Wolowitz try to prove who would be the better superhero.
-
Episode 11 - The Justice League Recombination
Release Date: 2010-12-16The guys find a "super" use for Penny's new boyfriend, Zack, when they enter a costume contest as the Justice League.
-
Episode 12 - The Bus Pants Utilization
Release Date: 2011-01-06Leonard's idea for a smartphone app derails his friendship with Sheldon.
-
Episode 13 - The Love Car Displacement
Release Date: 2011-01-20Bernadette runs into her ex-boyfriend while attending a science event with Wolowitz.
-
Episode 14 - The Thespian Catalyst
Release Date: 2011-02-03Hoping it will make him a better teacher, Sheldon has Penny give him acting lessons. Raj has fantasies about a friend's girlfriend.
-
Episode 15 - The Benefactor Factor
Release Date: 2011-02-10A wealthy donor to the university makes Leonard consider how far he's willing to go for the sake of science.
-
Episode 16 - The Cohabitation Formulation
Release Date: 2011-02-17As Wolowitz contemplates taking things with Bernadette to the next level, Leonard rekindles his relationship with Raj's sister.
-
Episode 17 - The Toast Derivation
Release Date: 2011-02-24Sheldon becomes concerned when everybody begins to hang out at Raj's apartment and discovers Leonard is the center of the group.
-
Episode 18 - The Prestidigitation Approximation
Release Date: 2011-03-10Sheldon is baffled by Wolowitz's magic trick. Meanwhile, Leonard realizes dating Priya may make it impossible to continue being friends with Penny.
-
Episode 19 - The Zarnecki Incursion
Release Date: 2011-03-31Sheldon's online-game account is hacked by Todd Zarnecki, who then proceeds to steal all his items prompting the guys to go on a quest to retrieve them. Penny, Bernadette and Amy discuss how Penny groomed Leonard to be willing to try various things and more adventurous boyfriend... for some other woman — Priya.
-
Episode 20 - The Herb Garden Germination
Release Date: 2011-04-07Sheldon and Amy decide to start several rumors about the others as a test. Meanwhile, Howard takes his relationship with Bernadette to even higher level.
-
Episode 21 - The Agreement Dissection
Release Date: 2011-04-28When Leonard spends too much time in the shower with Priya, Sheldon charges Leonard with two violations of the roommate agreement. However, before he can get too far, Priya uses her skills as a lawyer to nullify the charges due to the agreement's vague wording, much to Sheldon's dismay. When the guys take advantage of Priya's skills in order to eat Greek food on pizza night, Sheldon goes to Penny, who invites him to a girls' night out with Amy and Bernadette, which Sheldon agrees to after Penny mentions that they may be talking trash about Priya. After the girls drink some cocktails, they decide to take Sheldon dancing, which Sheldon reluctantly goes along with. After dancing, Sheldon takes an intoxicated Amy back to her apartment and as well as talking about Priya, meets a monkey who is addicted to smoking cigarettes. Amy tells Sheldon not to give in to Priya's law skills, before kissing him and going to her bathroom to vomit.
-
Episode 22 - The Wildebeest Implementation
Release Date: 2011-05-05Raj attempts to cure his social anxiety disorder while Penny uses Bernadette to spy on Leonard and his girlfriend.
-
Episode 23 - The Engagement Reaction
Release Date: 2011-05-12When Howard finally breaks the news to his mom that he's engaged to Bernadette, it lands her in the hospital.
-
Episode 24 - The Roommate Transmogrification
Release Date: 2011-05-19When Bernadette receives her PhD, Wolowitz feels emasculated. Raj and Leonard swap places and Penny does something she's regrets.