Lt. Len Easton interrupts "Know Your Current Events"; Kate Hudson plugs Fool's Gold and talks football; Jack Hanna introduces Dave to an African Warthog (which Dave likes) and a cobra (which freaks him out).
Dean interrogates a college student after the death of Dr. Greggs. Bobby, Sam and Dean all discover the truth behind the fatal death when they all get locked in a nightmare of their own.
Tonight Stephen welcomes naturalist Mark Moffett, author of Face to Face with Frogs.
Also, Presidental candiate and former Arkansas Governaor Mike Huckabee stops by to discuss, and play air hockey with Stephen, about which state he hopes to win next.