The Big Bang Theory: Season 7 Episode 7: The Proton Displacement
Starring: Johnny Galecki, Jim Parsons, Kaley Cuoco, Simon Helberg, Kunal Nayyar, Melissa Rauch, Christine Baranski
Length: 21 minutes
On Air Date: 7 Nov 2013
The Big Bang Theory: S07E07 Description: 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.