OCC locks and loads as they pay tribute to the troops with a custom bike for the Army National Guard. Then, Senior takes a walk down the aisle with Beth.
Now finishing up the bike for the troops, OCC's next job is to present it to them.
OCC creates two new bikes. The first one is for the University of Michigan football team to help the children's hospital. Mikey goes to the University of Michigan to get design ideas. Junior builds the bike and Mikey and Jason design.
The second bike is an old school design for the NBC sitcom My Name Is Earl. Designed by Senior and Jason and built by Senior.
As work continues on the Earl bike and the Michigan U. chopper, the guys at the shop decide to have a little fun: namely a pie-eating contest courtesy of Mikey. With the fun and games over with, the Michigan bike makes its debut at a Wolverines-Buckeyes game in Ohio, then it's off to L.A. to unveil the My Name Is Earl in L.A., where Senior gives a ride to actress Jamie Pressley.
OCC packs their gear and hikes into their next project--a custom chopper for Gander Mountain, an outdoor lifestyle company. As design gets underway, Junior decides to go with an off-road theme. But a disagreement over fabrication leads to a full-scale blowout that brings the project to a screeching halt. OCC then ventures out into the wilderness to test their survival skills.
OCC continues on their latest custom creation--a street bike/motocross hybrid for the outdoor company Gander Mountain. The Teutuls travel to Brazil to unveil a special bike...and find themselves invited to the presidential palace. Back at the shop, doubts about Pohl's abilities quickly resurface, and his inexperience test Senior's patience. Mikey steps in and challenges the old man to a competition that fosters some father-son bonding.
OCC charges up there latest double build: Senior's custom creation for Craftsman tools, and Junior's two-wheeled showpiece for Die Hard batteries. The guys travel to South Africa, where they immerse themselves in the local bike culture...and head to the bush to make new friends. But back at the shop, Craftsman drops the hammer and sends Senior and Pohl back to the drawing board.
OCC continues on their latest double build--custom bikes for Craftsman Tools and Die Hard Batteries. After a jam session with rock 'n' roll legend Chubby Checker gets OCC doing the twist, both teams race into assembly and the Senior-Junior rivalry heats up. But as Team Craftsman is delayed, Team Die Hard pulls ahead and Mikey moves forward with his latest project, recruiting Senior to lend a hand. Once Mikey's unusual creation passes its test, Senior and his team must rally to get their Craftsman project done.
OCC builds a bike for Klipsch Audio Technologies but staffing shortages in the shop has the crew scrambling and Senior must hire new people.
OCC works on a project for plumbing-and-heating technology company, Viega Corporation, but starting issues cause problems, hindering progress and creating tension.
OCC works on a custom bike for BSN, a nutritional-supplement manufacturer, and members of the company's spokes model team, Girls of BSN, arrive to help out. Also, Senior and Junior butt heads over missing tools
OCC builds an industrial-themed bike for the Manitowoc crane group. Also, Mikey gives a lecture to a group of second graders.
The motorcycle industry picks OCC for an award, but there are no production bikes available to display in the awards showcase, so the crew scrambles to build some in time for the event.
OCC moves into their new World Headquarters and takes on their first build in the new shop; a penguin-themed chopper for exterior insulation manufacturer, Drvyit Systems.
Paul Sr. gets the green light for Paul Jr. to design and build a custom chopper honoring the World Champion NY Giants. As Junior's freeform style inspires the build, OCC prepares for the grand opening of their new World HQ.
OCC twists and turns into their next project: the OCC Motocoaster bike for the Darien Lake Theme Park Resort.
Senior recruits J.Q. and Jason Pohl to build a tribute bike for the Sikorsky Aircraft Corp. But fabrication hits some turbulence as issues with the backbone and tank have the guys spinning out of control.
The Teutuls get inspired by some high-end automotive engineering and build a luxury-performance bike for Mercedes Benz-AMG. Senior taps a local artist to immortalize his kids in ink, and then takes some time to get away, with his best friend Gus.
OCC takes on a bowling-themed bike for Strike Ten Entertainment. Rick rolls a strike with his bowling ball tank, while Senior takes Mikey to the farm and makes like a matador. The guys get into the spirit of the build and make an outing to the local lanes.
A custom bike build begins for McCuff Industries, but a miscalculation on the frame and problems during assembly threaten the process.
OCC hosts the RJR Memorial Car show. Junior asks the local fire department for help with a pancake breakfast and Mikey travels to the city to get help for an idea of his own.
Before fabrication, it's all hands on deck to move a massive new machine into the shop. The new press is put to work right away, as Paulie creates a bold new look for a chopper.
OCC takes on two builds: a custom bike for illusionist Steve Wyrick and a custom bike for ICEE. The guys have a hard time pulling off their first trick - an invisible gas tank. And the crew cools off by bringing their family to work for a sweet treat.
OCC gets into some heavy machinery with an industrial themed bike for Aaron Equipment Company. Senior isn't happy when one Teutul is a no show for the visit to Aaron. With the tension thick the gears start turning as the guys crank up fabrication.
OCC goes heavy duty with a bike for Dodge Ram. Needing help with the design, the guys take a trip to a farm for inspiration from the real thing. Back at the shop, Senior leads the charge on the build but when Junior gets involved, the two Teutuls butt heads.
Jason Pohl gets tapped to scout out OCC's most magical client ever, Schussler Creative. When Schussler's outrageous bike ideas push OCC to the brink, the guys dig in with the goal of creating the wildest '57 Chevy bike ever built.