Sheldon seeks payback when Arthur ”Professor Proton” Jeffries asks Leonard for help on a project instead of him. Raj gets upset at Howard for crashing his night with the girls.
Views: 4554
Serie: The Big Bang Theory
Director: Mark Cendrowski
Guest Star: Bill Nye, Bob Newhart
Episode Title: The Proton Displacement
Duration: 00:20 20min
Air Date: 2013-11-07
Year: 2013
IMDb: 7.7
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