A pair of socially awkward theoretical physicists meet their new neighbor Pen...
The Big Bang Theory
Season 1 Episode 5: The Hamburger Postulate
Leslie seduces Leonard, but afterwards tells him that she is only interested in a one-night stand.
Oct 22, 2007 TV-14 20m 7.9
Leslie seduces Leonard, but afterwards tells him that she is only interested in a one-night stand.
A pair of socially awkward theoretical physicists meet their new neighbor Pen...
Penny is furious with Leonard and Sheldon when they sneak into her apartment ...
Leonard gets upset when he discovers that Penny is seeing a new guy, so he tr...
Sheldon's mother is called to intervene when he delves into numerous obsessio...
Leslie seduces Leonard, but afterwards tells him that she is only interested ...
The guys are invited to Penny's Halloween party, where Leonard has yet anothe...
When Howard hooks up with Penny's old friend, his absence in the gang causes ...
When Raj's parents set him up on a blind date, he finds he can talk to women ...
9. The Cooper-Hofstadter Polarization
Aired: Mar 17, 2008Leonard and Sheldon's friendship is put to the test when Leonard wants to pre...
Leonard lies to Penny so he and Sheldon can get out of watching her perform, ...
11. The Pancake Batter Anomaly
Aired: Mar 31, 2008When Sheldon gets sick, Leonard, Howard and Raj go AWOL, leaving a reluctant ...
Sheldon decides to give up his work and focus on other tasks when a 15-year-o...
Sheldon becomes so intent on demonstrating his intellectual superiority over ...
Penny gets mad at the guys when their full scale model of a time machine caus...
15. The Pork Chop Indeterminacy
Aired: May 5, 2008Leonard, Howard and Raj fight over Sheldon's twin sister when she arrives in ...
When Penny learns that Leonard has never had a birthday party, she and the re...
After a bad breakup, Penny finally agrees to go out on a date with Leonard, h...