David Letterman may think executives at CBS are “lying weasels,” but that won’t stop him from returning once more to help send off The Late Show with Stephen Colbert.

With just weeks remaining before Stephen Colbert signs off from The Late Show with Stephen Colbert, speculation has naturally turned toward who might appear during the show's final stretch of episodes...

My favorite was Kimmel, who just said, ‘That’s a hell of an Emmy campaign.’