Overview: Televised starvation is back in vogue as Survivor returns to the airwaves, and one castaway is already running dangerously low on saliva... Charlie Sheen gives Lindsay Lohan life advice, which has to be Lindsay's absolute rock bottom... Computers begin their inevitable takeover of mankind when Watson the Supercomputer dominates some future human slaves on Jeopardy... Gold Rush Alaska's Jack Hoffman digs deep into his glory hole for the hottest nuggets yet... And Portlandia star Fred Armisen stops by to trade some gum and significant glances with Joel...