Big Bang Theory Stills

"The Skank Reflex Analysis" -- Bernadette (Melissa Rauch, left) and the gang deal with the aftermath of Penny and Raj's (Kunal Nayyar, right) night together, while Sheldon takes command of the paintball team, on the fifth season premiere of THE BIG BANG THEORY, Thursday, Sept. 22 (8:00-8:31 PM, ET/PT) on the CBS Television Network.  
Photo: Cliff Lipson/CBS
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