Art posters by Shepard Fairey, the same artist who produced the famous President Obama posters; Corey and Chumlee check out a Mork figurine; Rick and Chum try to decide if they are friends or just coworkers.

Rick looks at an 1800s first edition book about the Underground Railroad; a complete set of baseball cards given only to troops during Desert Shield is brought in; Chumlee tries to come up with his own collectible.

A signed Red Hot Chili Peppers album comes into the shop; a Mobo Bronco toy comes in.

Handprints signed by Sylvester Stallone come into the shop; Rick seeks out two signed Norman Rockwell lithographs; Chumlee tries to prove he is more active than everyone thinks he is by entering an arm-wrestling competition.

Revolutionary War documents signed by King George III come into the shop; a pair of Cushman Scooters; the guys all take part in a competitive shoot-out after checking out a BB gun in the shop.

An Eli Whitney Civil War revolver comes into the shop; Corey checks out a signed picture of the original Star Trek cast; Corey un-friends Chumlee on social media, so Chumlee decides to un-friend Corey in real life.

A 1951 Willys Wagon enters the shop; a pair of 19th Century European swords come into the shop; the guys realize Rick hasn't shown up for work.

A baseball believed to be signed by the 1959 World Series Champions, the Dodgers, comes into the shop; a rare Berndt-Maurer 1930s movie camera; Rick bars all junk food from the shop.

A Line Drive Pinball Machine comes into the shop; an 1895 Morgan Dollar; Chum oversees a shift at Corey's new bar.

Concert posters signed by Johnny Cash and Stevie Ray Vaughn come into the shop; Rick checks out original blueprints of the Hoover Dam; Chum breaks Rick's new expensive sunglasses.

A 1965 Panama Canal service medal is presented to the shop; Corey sets his sights on a renaissance era crossbow; Chumlee finds himself in hot water after he fails to call in an expert.

A Superman vs. Muhammad Ali comic book; an Edward Hopper charcoal piece; Rick feels that all the office phones are broken.

The world's rarest Hot Wheels car, the Beach Bomb 1, comes into the shop; Rick gets creative when checking out an etching by Rembrandt; Chum decides to write his memoirs.

A signed first edition of The Wonderful Wizard of Oz comes into the shop; Corey goes to look at a one-of-a-kind Turbo Drive II arcade game; Rick hunts for a package that was supposedly delivered to him.

Rick goes to look at 1966 Chevy II; a program from the unveiling of the Statue of Liberty; Corey attempts to convince Rick to buy him a company car.

Two original 1 comic books from the Avengers and Giant Size X-Men series come into the shop; a cane belonging William Pinkerton from the infamous Pinkerton detective agency; Chumlee leaves work to track down his own comic book collection.

A 1763 flintlock pistol fires into the shop; Rick scopes out a 1890s telescope cane; Rick and Chumlee visit a galaxy far, far away to see screen-used Star Wars props.

Corey is tempted when a 1966 Harley-Davidson rolls into the shop; Rick looks at a collection of 1960s NBC promotional posters; the guys inform Corey that he has gray hair.

An original "Rocky & Bullwinkle Show" sketch; a possible first edition of Richard Nixon's memoirs.

A signed AC/DC album comes into the shop; Rick gets excited over a Beals Model Remington revolver.

A first edition of Oscar Wilde's 'The Happy Prince' comes into the shop; a 1972 telegram that rejects Muhammad Ali from fighting in Alaska.