What do Will Smith, Bill Murray and Jay Leno have in common? Choppers built by the Teutuls! Meet the masterpieces OCC and PJD turned out for these celebs.

Richard helps a failing garage right in his Dallas backyard.

The owner of a failing LA hot rod shop refuses to change his errant ways.

The crew renovates a struggling shop and addresses the owner's hoarding.

The WelderUp crew transforms a '57 Chevy Wagon into one nasty ride.

A 1931 Model A Ford golden gem from another era gets the rat rod overhaul.

A father and son team get a hauler for their construction company.

The WelderUp crew turns a Chevy C10 into a monster with rivets and scars.

It's Rat Rods versus Hot Rods as Steve battles the car legends of Vegas.

The WelderUp boys build a tribute to Vegas for a flashy client.

Steve transforms a 1955 Chevy truck into an apocalyptic vision of fire.

Steve transforms a sandrail into a road warrior sprung from the desert.

Steve gives the famous D-Rod a makeover renaming it The Destroyer.

A cowboy is looking for a rat rod to lift the spirits of his small town.

A family man wants a '50s era rat rod pickup the whole family can enjoy.

Restoring a 1930s era fuel delivery truck proves to be a big challenge.