The Big Bang Theory: Season 4 Episode 22: The Wildebeest Implementation
Starring: Johnny Galecki, Jim Parsons, Kaley Cuoco, Simon Helberg, Kunal Nayyar, Carol Ann Susi
Length: 21 minutes
On Air Date: 1 Sept 2011
The Big Bang Theory: S04E22 Description: Sheldon invents a three-player chess game, Penny and Amy use Bernadette to spy on Leonard and Priya, and Raj tries a new drug to treat his social anxiety.