S5, E12: Put the pedal to the metal with the Pawn Stars as the guys check out a completely customized 1932 Ford Roaster. With less than 500 miles on it, will a high asking price put a red light on negotiations? Then, Corey and Chum lee face off against a guy trying to sell a Marilyn Manson Clayton doll. Used in the making of "Celebrity Death match," will they make an offer or is this deal DOA? And later, Rick eyes a diploma from the 1912 Olympics. Awarded for a 2nd place finish in swimming, can Rick turn it into pawn shop gold?