The Comedy Bang! Bang! host and Julie Klausner look at some of the greatest live debacles in TV history.
Carnac the Magnificent: "What is exciting news?"
Jimmy Fallon: Funny! Jimmy Fallon's new sitcom? Uh ...
Johnny Carson gets the American Masters treatment tonight on PBS.
Watch a revealing clip in the upcoming American Masters doc about the talk-show host.
His 'Tonight Show' reign is going online.