In what could be the most brutal Jay Leno bashing session of all time, Conan O'Brien got himself an invite to appear on David Letterman's 'The Late Show.' Dave is looking not just to capitalize on the NBC drama, but also to knock his nemesis Leno down any way he can. Oh, Dave! How naughty (and brilliant)! All of the juicy details on a possible Conan-Dave interview, plus Brian Williams' Lauer adoration and more after the jump!