American Chopper

Mike and Vin head to Melbourne, Australia; Junior and Pohl start on the bike.

The Teutuls immerse themselves in Australian aboriginal culture.

Mikey plans a scooter adventure in pursuit of New England lobster.

Actor Russell Crowe asks the guys to build an Australia-themed chopper.

The crew travels to Arizona to meet the first of four FANtasy bike winners.

The Teutul's lace up their work shoes and build a boot-themed bike for the Lugz footwear company. As fabrication gets under way, OCC bids farewell to a valued employee, leaving the guys on their own to finish the frame.

The OCC crew travels to Texas to meet the second FANtasy bike winner.

OCC travels to California to build a bike for a fan who is a paraplegic.

Senior's trip to Europe inspires him to start his own vintage bike collection.

OCC begins a new chapter as they break ground on a massive, new world headquarters. With the family business expanding, Senior challenges Junior to a build-off that will determine the future of OCC's next dealership bike.

Senior and Junior continue their competition to build OCC's next production bike. With OCC's expansion underway, Senior approaches his third son, Danny, to get him on board with the construction of the new building.

The OCC crew scrambles to finish the vintage chopper on time after the front end comes back with the wrong powder-coat color.

OCC builds a high-tech, low-slung chopper for Go Daddy.com. As the bike design gets underway, Jason Pohl and Junior can't agree on the project's direction, forcing Senior to step in and keep this build on track.

The OCC crew travels to the headquarters of fast-food chain Wendy's to build a bike to benefit the Dave Thomas Foundation for Adoption.

OCC starts in on their latest creation, a chopper for the FLOW Corporation, and Mikey starts in on a secret project that has Senior pointing the finger at everyone.

The OCC crew continues work on the Wendy's bike to benefit the Dave Thomas Foundation for Adoption.

The OCC crew teams up with Sunoco to build a bike to benefit Kyle Petty's Victory Junction Gang Camp.

The OCC crew heads to Lowe's Motor Speedway while painters work on the Sunoco bike.

OCC continues on their computer-themed chopper for the HP Corporation. Meanwhile, Ami and Chris from Miami Ink continue their custom body art on Senior and Beth. The guys encounter problems at the bike's reveal.

Actor Bill Murray asks the OCC crew to build him a chopper inspired by his "Caddyshack" character, Carl.

OCC creates a custom guitar-themed chopper for Peavey Electronics. When Senior brings in a second build for the Go Fast Energy Drink company, the work piles up, and the company's resources are spread thin.

The OCC crew continues work on the "Caddyshack" bike.

The OCC crew prepares to build a bike onstage in front of their fans.

OCC decides to mass-produce a bike for the public.

The Teutuls begin work on their next project, for the Lugz footwear company; OCC bids farewell to a valued employee.

Mikey's plans the ultimate road trip with Vinnie -- a scooter adventure for lobster off the New England Coast. Back at the shop, lobster-mania takes hold, and the OCC crew prepares for the big feast.

The custom leather design for the Lugz bike poses new challenges for the crew.

The OCC crew begins work on a bike inspired by the movie "Eragon."

It's another OCC family vacation as the Teutuls go walkabout in Australia. They get a surprise invitation from Russell Crowe to tour his farm, and he asks the guys to build an Australia-themed chopper.

An oversight by Cody and unexpected news about the bike's debut threaten to send the "Eragon" project into turmoil.

Orange County Choppers break ground on a new world headquarters; Paul Sr. challenges Paul Jr. to a build-off.

OCC hits the links for their latest project -- three EDS sponsored choppers honoring the career and charitable work of golf legend Byron Nelson.

Paul Sr. and Paul Jr. continue their competition to build the next production bike.

High-tech, low-slung chopper for Go Daddy.com; Paul Sr. steps in when Jason Pohl and Paul Jr. cannot agree on the project's direction.

OCC's triple build continues, as the crew enters the back nine on the three EDS / Byron Nelson Championship Bikes. Last minute delays with chrome threatens to stall progress, and Senior looks for some straight answers.

OCC shucks some corn and plows into their next project -- the world's first renewable fuel chopper for the Iowa Farm Bureau. The Teutuls check in on OCC's new world HQ, and NASCAR champ Tony Stewart stops by to check on his bike.

OCC continues on their innovative ethanol powered bike for the Iowa Farm Bureau. The mood in the shop quickly turns somber when a long-time member of the crew calls it quits.

Work begins on a new chopper, and Mikey starts a secret project.

The crew works on a computer-themed creation; the crew thinks of getting new tattoos.

Work continues on the computer-themed chopper; the team narrowly avoids a mishap.

While the team works on a guitar-themed chopper, a second build comes in.

Work continues on the custom chopper.

The crew continues work on the high-tech chopper; Mikey's work habits get him into trouble.

Three choppers honor the career and charitable work of golfer Byron Nelson.

Last-minute delays with chrome threaten to stall the completion of the triple build.

The crew begins work on a renewable-fuel chopper.

The crew continues working on its ethanol-powered bike for the Iowa Farm Bureau, but a member quits.

Mikey and Vinnie share their favorite moments that never made the show.