Stars of 'The Big Bang Theory' on The Talk

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Kunal Nayyar - Rajesh Koothrappali

Actor Kunal Nayyar (CBS's "The Big Bang Theory") discussed his upcoming three-night guest hosting stint on "The Late Late Show" on Thursday, February 13, 2015. From left, Sheryl Underwood, Kunal Nayyar, Sara Gilbert, Sharon Osbourne Aisha Tyler and Julie Chen, shown. Watch The Big Bang Theory Thursdays at 8/7 c on CBS.