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"The Big Bang Theory" - "The Hofstadter Insufficiency"

Sheldon (Jim Parsons) and Penny (Kaley Cuoco) share intimate secrets while Leonard is away at sea, on a special one-hour seventh season premiere of "The Big Bang Theory."

'The Big Bang Theory' Season 7 Episode Photos

September 13, 2013

Premieres Thursday, September 26 at 8 PM on CBS.