The Alien Parasite Hypothesis
The Big Bang Theory · Season 4 · Episode 10
Amy finds she has sexual feelings for Penny's ex, while Koothrappali and Wolowitz try to prove who would be the better superhero.
Episode Details
Air date, runtime, timezone, and episode position.
Season
4
Episode
10
Air Date
09/Dec/2010
Air Time
20:00
Runtime
20 min
Overview
Episode summary.
Amy finds she has sexual feelings for Penny's ex, while Koothrappali and Wolowitz try to prove who would be the better superhero.
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