When a seller whips into the shop with an "Energy Dome" hat made for the band DEVO, will Rick's offer top the charts? Then, Corey takes a shot at a decanter set that supposedly belonged to Buffalo Bill. Can he separate fact from fiction, or will it turn out to be yet another tall tale? Meanwhile, Chum teams up with new employee Santos, to check out a vintage pinball game. Will this deal be a homerun, or will they strike out? And later, Rick's intrigued by a signed George Washington letter. But will the asking price cause him to start a rebellion? (thetvdb.com)