Last night on Conan, a hyperactive, slurring Tom Arnold outs Michael Rosenbaum, a.k.a. Lex Luthor of Smallville, for popping his “massive package†atop Arnold’s watch as a recurring prank. Also, a disdaining Blake Lively styles Jay Leno into something less denim; Larry the Cable Guy explains why he would never do Celebrity Apprentice; and Matt Stone and Trey Parker, off the heels of winning nine Tony awards for The Book of Mormon, can now look down on Bono and the Edge. Watch our compilation to see what you missed.