Silent Stars and Rebel Cars

S6 E8: Get revved up with the Pawn Stars as Corey checks out a 1940 Buick said to have been owned by Fidel Castro. Will he jump at the chance to own a piece of the communist's sedan? Then, Rick is silenced when Charlie Chaplin's driver's license cruises into the shop. Will the rare piece of movie history lead to a huge pay day? And later, Chum puts his money where his mouth is when he takes a sudden interest in investing. Question is: will he end up with more money or more problems?