Season 1, Episode 2 The Big Bran Hypothesis

First Aired: October 2, 2007

Leonard tells Penny he'll sign for a package for her, but when he asks for Sheldon's assistance, his plan goes terribly wrong.

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  • Premiered: September 24, 2007
  • Rating: TV-PG
  • User Rating:4.58 out of 5 (8,996 ratings)
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  • Premise: Two nerdy physicists share an apartment and an unlikely friendship with their beautiful neighbor with whom one of them is infatuated. Like the universe after the big bang, the show's popularity expanded, thanks to breakout star Jim Parsons, along with the… (more)

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