The Pawn Stars have a chance to buy a key from the 16th or 17th century, but this key doesn't just open doors, it shoots bullets! Will they use this rare antique key-gun to unlock a deal - or shoot themselves in the foot? Then Corey and Chum meet a dumpster diver with a life-size Power Ranger. Will Corey use his super hero powers to conjure up some cash, or... see more