The Big Bang Theory Season 7 Episode 7 The Proton Displacement 2013
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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.
- Released: 2013-11-07
- Runtime: 22 minutes
- Genre: Comedy
- Stars: Johnny Galecki, Jim Parsons, Kaley Cuoco, Simon Helberg, Kunal Nayyar
- Director: John DeChene, Adam Faberman, Rick Puccio, Richard Price, Jamie Hitchcock
