The guys of OCC have their work cut out for them with two new projects: a B-2 Bomber bike for Northrop Grumman and one for the NHL. The company's foundation is rocked as Paul Sr. and Paul Jr. go head to head in a no holds barred argument.

Times are tough at the OCC shop with Senior and Junior still not getting along. Senior and the rest of the OCC team clown around at the circus, and build a bike to honor the music festival held at Woodstock.

Senior is having some work done on the shop and in return he's building bikes for the contracted companies, DECA and Columet. Everyone at OCC is trying to adjust to life in the shop without Paul Jr.

Senior takes a trip up to Alaska to research a bike and ends up meeting with Governor Sarah Palin. Then it's off to Finland in an attempt to bring OCC to Europe.

To mark the occasion of OCC's 10th anniversary, Senior designs a bike for the masses. He also appears on some late night talk shows in order to promote his new book. Meanwhile, Junior is working on opening a woman's fashion boutique with his girlfriend, Rachel.

Junior and Senior's relationship is rocky at best, and now that Junior is no longer an employee of OCC, Paul Sr. tries his best to make amends. He invites Paul Jr. and Mikey up to his house to work on a Triumph Bike, not for a client, but just for fun.

Paul Sr. is out of the shop as he continues to promote his new book on some popular talk shows. In order to keep the production of the Mountain Creek Bike running smoothly, he calls Paul Jr. in as a consultant to help out.

The guys from OCC head to Howe Caverns to face their fears and explore some caves deep under ground. While Paul Jr. continues his work as a consultant for OCC, he sets his sights on his own projects outside the shop.

In an effort to continue their business expansion, OCC is partners up with industry giant Ducati. The guys in the shop put their unique spin on one of these Italian bikes as they prepare to celebrate at OCC's four day long 10th anniversary bash.

Jon Gosselin, of the hit TLC series Jon & Kate Plus 8, has commissioned the guys at OCC to build him a bike. To get a better idea of how the father of eight wants his bike to look, the Teutuls take a trip to Jon and Kate's house to see how the family of ten live.

OCC receives an important international client when the Abu Dhabi police department hires them to build a bike for them. Senior feels this will be a great way to expand the OCC international reach and takes a trip to the Middle East.

The guys at OCC put their skills to the test as they attempt to build the first natural gas powered chopper. While Jr. is busy getting his new company off the ground, Mikey questions his relationship with his father and his role at Orange County Choppers.

With Junior and Mickey squeezed from the family business, life goes on with some changes. Meanwhile, the crew build a bike for the Saginaw Chippewa Indian tribe.

A truce is made between Paul Sr. and his sons as they make an appearance on "Larry King Live". Later, Paul Jr. makes his first solo appearance since leaving OCC by heading to the Midwest.

The Teutul dynasty is crumbling and the guys are struggling in the face of an uncertain future. OCC takes on a one of a kind electric chopper build for Siemen's Electric company. Meanwhile, Junior continues to work on building his new company.

OCC has been commissioned to build a chopper for medical transport company Orange. The team struggles to figure out how to build a sidecar capable of carrying the same kind of stretcher found in an ambulance. Junior works on a project for Paul Jr. Designs.

OCC has been commissioned to build a bike for Mark Buerle of the Chicago White Sox. Mark pitched a perfect game, and his wife wants to surprise him with a special gift, an OCC chopper. Junior continues working on a project for his biggest client Coleman.

OCC is asked to build a bike for the Iraq Star Foundation which provides U.S. soldiers injured in Iraq and Afghanistan with free reconstructive surgery. Kristy Swanson, Gary Sinese, Jon Voight and other Hollywood stars turn out to support the cause.

OCC has been commissioned to build a custom chopper trike for a private client. Senior learns that Mikey is in rehab and having battled his own drug and alcohol related demons he wonders if there is any hope of salvaging their strained relationship.

Mikey is back from rehab and ready to make amends. Junior meets with John Byrnd Jr. about the possibility of designing a new brand campaign for John's indy racing team. OCC builds a Black Widow Bike for pool champion Jeanette Lee, aka "The Black Widow."

The guys build a "wheelchair chopper" for the Christopher and Dana Reeve Foundation. Meanwhile, Jr. makes his first visit to the shop in more than four months.

The guys get commissioned to build an electric-hybrid chopper.

Lutherville based Monster Diesel has teamed with Orange County Choppers to build a "Monster Chopper."

Senior and the guys design a NASCAR inspired chopper for the Stewart-Haas racing team. Mikey puts his physical capabilities to the test and heads to Death Valley to participate in JDRF's Ride to Cure Diabetes. And Paul Jr. pitches a new line of dog toys.

The guys at OCC are tapped by Kobalt to build them a custom chopper. With a brand new set of tools, Senior and his team get busy designing and building an incredibly unique chopper. Junior gathers the family together and makes a truly life changing announcement.