The Big Bang Theory Season 2 Episode 20

The Big Bang Theory → Season 2 → Episode 20: The Hofstadter Isotope
Leonard is so upset when a friend from the comic book store begins dating Penny that he convinces Howard and Raj to take him to a bar so that he can pick up a woman of his own.
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Watch The Hofstadter Isotope
Air Date: 13 April 2009
Director: Mark Cendrowski
Language: English,French
Runtime: 0 Minutes
More Info: IMDb

Cast: Johnny Galecki, Jim Parsons, Kaley Cuoco, Simon Helberg, Kunal Nayyar, Kevin Sussman


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