Jimmy Kimmel Thanks CBS for His Ratings Gains, Invites Stephen Colbert to Guest Host and Previews This Summer’s ‘Who Wants to Be a Millionaire’ (EXCLUSIVE)

There’s no certain proof, but it appears that the cancellation of CBS’ “The Late Show With Stephen Colbert” has given an early boost to ABC’s “Jimmy Kimmel Live. ” Before Kimmel went on his regular summer sabbatical, he pulled off a record-breaking June: The show averaged 3.