Pawn Stars Season 14 Episode 20

The Pawn Stars are all about cutting deals, but what will happen when Chum takes a stab at three Japanese Samurai swords? Then, Corey pushes to make a plush deal for a Steiff donkey pull toy. And later, Rick welcomes a propa-gander at a British WWI poster, but will he close the book on a set of thank you letters sent to an infamous doctor?