Meet the $380 million dollar man. With its stunning 3-D effects, director James Cameron tells Kurt about the insane ambition and expense it took to complete his new movie “Avatar.” Billy Crystal and Rob Reiner recall the genius of Mel Brooks’ and Carl Reiner’s routine “The 2,000 Year Old Man.” What do Sharon Stone, Noam Chomsky, David Hasselhoff, and a komodo dragon have in common? Author Lydia Millet explains.