Season 3, Episode 20 The Spaghetti Catalyst

First Aired: May 3, 2010

Sheldon tells a lie to appease Penny and Leonard, who aren't speaking to each other, but then he gets caught.

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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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