Chummobile: The guys get the chance to buy the legendary Batmobile, ponder over a letter signed by Thomas Jefferson and James Madison and discover a spy's desk that's packed with secrets.
A competitive dragster sets hearts racing amongst the guys, and a seller with an intriguing kit for detecting Japanese landmines gives the men a price to ponder.
Zzzzzzz: The Pawn Stars prove they're tough, thrifty and not to be messed with, as they bargain over a Colt revolver, a coffee machine, presidential pins and a spinning wheel.
Titanic Pawn: A 1906 Silver Half Dollar that belonged to a passenger on the Titanic sails into the shop. Will Rick snap it up or will it sink without trace? (S17, ep 16)
Motorcycle Mayhem: A 1957 Harley-Davidson Sportster roars into the shop. Plus, Rick takes a look at a painting of Vietnamese Communist leader Ho Chi Minh. (S16, ep 15)
Bo Knows: The shop doors open on an etching by Pablo Picasso and a bat signed by legendary athlete Bo Jackson. Plus, Chum surprises the others by joining a book club. (S15, ep 17)
Spacing Out: A Space 2005 wristwatch radio rockets into the shop. Plus, can Rick steer negotiations over a rare 1964 VW Karmann Ghia in his favour? (S14, ep 14)
Choo Choo Chum: The guys check out a Marlin rifle and a model train. They also scrutinise the autograph of reclusive millionaire Howard Hughes. But how much is it worth? (S13, ep 17)
Huddle Up: The team stumble on a souvenir of the Miami Dolphins' inaugural year and hear from a woman who claims she has unseen footage of President Frank D Roosevelt. (S8, ep 15)
Patriot Games: The guys come across a Bullitt movie poster signed by Steve McQueen. They also attempt to decipher illegible secrets locked in a Civil War diary. (S7, ep 15)