This is a behind the scenes look at 'The Crazy Ones' starring Robin Williams and Sarah Michelle Gellar!  It's a new comedy about an advertising genius in Chicago with the biggest clients in the world!

James Wolk, Hamish Linklater, and Amanda Setton co-star this fall on CBS.

*Look for a guest appearance from Kelly Clarkson at 2:20 and 3:20!  The executive producers said she was "amazing."