Blame Conan!' He Pleads Just when you think David Letterman couldn't get any more fired up about his nemesis Jay Leno and the current 'Tonight'-gate debacle over at NBC, the 'Late Show' host comes out and unloads another massive anti-Jay manifesto for the world to see. On Tuesday, Dave responded to Jay's "Don't Blame Conan" statement with a heated and harsh statement of his own, calling Leno "phony" and saying that nobody in the world is blaming Conan for the current situation.