When Sheldon crashes in on Stuart (Kevin Sussman) and Penny's date, he ends up arguing with Stuart on comic books until they put Penny and Stuart's chances of getting lucky to sleep.

Rating: 5.0 / 5.0 (1 Vote)
Photo Credit:
CBS
Show:
The Big Bang Theory
Episode:
The Big Bang Theory Season 2 Episode 20: "The Hofstadter Isotope"
Characters:
Sheldon Cooper, Penny
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TBBT Photos, The Big Bang Theory Season 2 Episode 20 Photos, Sheldon Cooper Photos, Penny Photos
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The Big Bang Theory Season 2 Episode 20 Quotes

Raj: The Wolowitz coefficient?
Wolowitz: Neediness times dress size squared

Leonard: But we all agreed the third Thursday of every month will be "Anything Can Happen Thursday"
Sheldon: Apparently the news didn't reach my digestive system, which when startled has it's own version of "Anything Can Happen Thursday"