The Big Bang Theory Season 4 Episode 18
Overview
Sheldon is baffled by Wolowitz’s magic trick. Meanwhile, Leonard realizes dating Priya may make it impossible to continue being friends with Penny.
Director: Mark Cendrowski
Guest Star: Aarti Mann
Episode Title: The Prestidigitation Approximation
Duration: 21min
Air Date: 2011-03-10
Year: 2011
IMDb: