The Cooper/Kripke Inversion

Sheldon faces a crisis of confidence when he is forced to work with his nemesis, Barry Kripke; Raj and Howard buy expensive action figures of themselves.

Release : January 31, 2013

Runtime Epiosde : 20 minutes

Rating : 7.30

Credits

Johnny Galecki ( Johnny Galecki )

Leonard Hofstadter

Jim Parsons ( Jim Parsons )

Sheldon Cooper

Kaley Cuoco ( Kaley Cuoco )

Penny

Simon Helberg ( Simon Helberg )

Howard Wolowitz

Kunal Nayyar ( Kunal Nayyar )

Rajesh Koothrappali

Melissa Rauch ( Melissa Rauch )

Bernadette Rostenkowski

Mayim Bialik ( Mayim Bialik )

Amy Farrah Fowler