S1.E1 ∙ PilotMon, Sep 24, 2007A pair of socially awkward theoretical physicists meet their new neighbor Penny, who is their polar opposite.8.1/10 (7.2K)Rate
S1.E2 ∙ The Big Bran HypothesisMon, Oct 1, 2007Penny is furious with Leonard and Sheldon when they sneak into her apartment and clean it while she is sleeping.8.2/10 (5.8K)Rate
S1.E3 ∙ The Fuzzy Boots CorollaryMon, Oct 8, 2007Leonard 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.7.6/10 (5.2K)Rate
S1.E4 ∙ The Luminous Fish EffectMon, Oct 15, 2007Sheldon's mother is called to intervene when he delves into numerous obsessions after being fired for being disrespectful to his new boss.8.0/10 (5.3K)Rate
S1.E5 ∙ The Hamburger PostulateMon, Oct 22, 2007Leslie seduces Leonard, but afterwards tells him that she is only interested in a one-night stand.7.8/10 (5K)Rate
S1.E6 ∙ The Middle Earth ParadigmMon, Oct 29, 2007The guys are invited to Penny's Halloween party, where Leonard has yet another run-in with Penny's ex-boyfriend Kurt.8.3/10 (5.2K)Rate
S1.E7 ∙ The Dumpling ParadoxMon, Nov 5, 2007When Howard hooks up with Penny's old friend, his absence in the gang causes problems for the rest of the guys.8.1/10 (4.9K)Rate
S1.E8 ∙ The Grasshopper ExperimentMon, Nov 12, 2007When Raj's parents set him up on a blind date, he finds he can talk to women with the aid of alcohol.8.2/10 (4.9K)Rate