Source: http://the-big-bang-theory.com/
CBS has announced the details of the 3rd season premiere of The Big Bang Theory. Laurie Metcalf will return as Sheldon’s mother and John Ross Bowie will make another appearance as Barry Kripke.
CBS Press Release: "The Electric Can Opener Fluctuation" – Sheldon flees back to Texas in disgrace when he learns the guys tampered with his arctic expedition data, forcing the guys to follow him and threatening Leonard’s hopes for a romantic encounter with Penny, on the premiere of THE BIG BANG THEORY, Monday, Sept. 21 (9:30-10:00 PM, ET/PT) on the CBS Television Network.
