Big Bang Theory - Season 1
S01E01 Pilot - 2007-09-24
A pair of socially awkward theoretical physicists meet their new neighbor Penny, who is their polar opposite.
A pair of socially awkward theoretical physicists meet their new neighbor Penny, who is their polar opposite.
S01E02 The Big Bran Hypothesis - 2007-10-01
Penny is furious with Leonard and Sheldon when they sneak into her apartment and clean it while she is sleeping.
Penny is furious with Leonard and Sheldon when they sneak into her apartment and clean it while she is sleeping.
S01E03 The Fuzzy Boots Corollary - 2007-10-08
Leonard gets upset when he discovers that Penny is seeing a new guy, so he tries to trick her into going on a date with him.
Leonard gets upset when he discovers that Penny is seeing a new guy, so he tries to trick her into going on a date with him.
S01E04 The Luminous Fish Effect - 2007-10-15
Sheldon's mother is called to intervene when he delves into numerous obsessions after being fired for being disrespectful to his new boss.
Sheldon's mother is called to intervene when he delves into numerous obsessions after being fired for being disrespectful to his new boss.
S01E05 The Hamburger Postulate - 2007-10-22
Leslie seduces Leonard, but afterwards tells him that she is only interested in a one-night stand.
Leslie seduces Leonard, but afterwards tells him that she is only interested in a one-night stand.
S01E06 The Middle-earth Paradigm - 2007-10-29
The guys are invited to Penny's Halloween party, where Leonard has yet another run-in with Penny's ex-boyfriend Kurt.
The guys are invited to Penny's Halloween party, where Leonard has yet another run-in with Penny's ex-boyfriend Kurt.
S01E07 The Dumpling Paradox - 2007-11-05
When Howard hooks up with Penny's old friend, his absence in the gang causes problems for the rest of the guys.
When Howard hooks up with Penny's old friend, his absence in the gang causes problems for the rest of the guys.
S01E08 The Grasshopper Experiment - 2007-11-12
When Raj's parents set him up on a blind date, he finds he can talk to women with the aid of alcohol.
When Raj's parents set him up on a blind date, he finds he can talk to women with the aid of alcohol.
S01E09 The Cooper-Hofstadter Polarization - 2008-03-17
Leonard and Sheldon's friendship is put to the test when Leonard wants to present a paper they co-authored at a physics convention, but Sheldon doesn't.
Leonard and Sheldon's friendship is put to the test when Leonard wants to present a paper they co-authored at a physics convention, but Sheldon doesn't.
S01E10 The Loobenfeld Decay - 2008-03-24
Leonard lies to Penny so he and Sheldon can get out of watching her perform, but Sheldon believes that the lie has too many loose ends, so he comes up with a new, unnecessarily complex one to replace it.
Leonard lies to Penny so he and Sheldon can get out of watching her perform, but Sheldon believes that the lie has too many loose ends, so he comes up with a new, unnecessarily complex one to replace it.
S01E11 The Pancake Batter Anomaly - 2008-03-31
When Sheldon gets sick, Leonard, Howard and Raj go AWOL, leaving a reluctant Penny to deal with him.
When Sheldon gets sick, Leonard, Howard and Raj go AWOL, leaving a reluctant Penny to deal with him.
S01E12 The Jerusalem Duality - 2008-04-14
Sheldon decides to give up his work and focus on other tasks when a 15-year-old prodigy joins the university, so the other guys come up with a plan to get rid of him.
Sheldon decides to give up his work and focus on other tasks when a 15-year-old prodigy joins the university, so the other guys come up with a plan to get rid of him.
S01E13 The Bat Jar Conjecture - 2008-04-21
Sheldon becomes so intent on demonstrating his intellectual superiority over the other guys that they kick him off the Physics Bowl team and replace him with his nemesis, Leslie.
Sheldon becomes so intent on demonstrating his intellectual superiority over the other guys that they kick him off the Physics Bowl team and replace him with his nemesis, Leslie.
S01E14 The Nerdvana Annihilation - 2008-04-28
Penny gets mad at the guys when their full scale model of a time machine causes her to miss work, which prompts Leonard to give up all of his nerd memorabilia.
Penny gets mad at the guys when their full scale model of a time machine causes her to miss work, which prompts Leonard to give up all of his nerd memorabilia.
S01E15 The Pork Chop Indeterminacy - 2008-05-05
Leonard, Howard and Raj fight over Sheldon's twin sister when she arrives in town. Raj takes part in a drug trial to suppress his selective mutism.
Leonard, Howard and Raj fight over Sheldon's twin sister when she arrives in town. Raj takes part in a drug trial to suppress his selective mutism.
S01E16 The Peanut Reaction - 2008-05-12
When Penny learns that Leonard has never had a birthday party, she and the rest of the guys plan a surprise party for him.
When Penny learns that Leonard has never had a birthday party, she and the rest of the guys plan a surprise party for him.
S01E17 The Tangerine Factor - 2008-05-19
After a bad breakup, Penny finally agrees to go out on a date with Leonard, however they both develop doubts and turn to Sheldon for advice.
After a bad breakup, Penny finally agrees to go out on a date with Leonard, however they both develop doubts and turn to Sheldon for advice.