“The Roommate Transmogrification” — After hearing Leonard and Priya indulge in a “Star Trek” bedroom fantasy, Raj (Kunal Nayyar, right) moves in with Sheldon (Jim Parsons, center), much to Penny’s (Kaley Cuoco, left) surprise, on the fourth season finale of THE BIG BANG THEORY, Thursday, May 19 (8:00-8:31 PM, ET/PT) on the CBS Television Network.
Photo: Matt Kennedy/CBS
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