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Actors Jim Parsons, Kunal Nayyar and Simon Helberg of 'The Big Bang Theory' visit etalk Studios at CTV Queen St. HQ Building on October 7, 2010 in Toronto, Canada. (Photo by George Pimentel/WireImage)

Actors Jim Parsons, Kunal Nayyar and Simon Helberg of 'The Big Bang Theory' visit etalk Studios at CTV Queen St. HQ Building on October 7, 2010 in Toronto, Canada. (Photo by George Pimentel/WireImage)