It wouldn't be American Chopper without some crew antics

The boys at OCC fit Shaq for the bike and find out just how funny of a guy he truly is

As they continue their intense work on their Chopper Live: The Revenge bike, Paul Jr. and the PJD crew find a moment of levity as Brendon takes on a surprising resemblance to Jesse James.

Wondering what the Fast N' Loud guys have in store for their Chopper Live: The Revenge bike? Richard Rawlings lays out why Gas Monkey is anything but the underdog in this competition.

As Jesse James works on his Chopper Live: The Revenge bike -- a built-not-bought, from-scratch build -- he reflects on his fellow competition and their fabrication skills (or lack thereof).

Reflecting on the fall 2012 season, the OCC team discusses Rick's wedding, the OCC Cafe, their favorite bikes, Junior's surprise for Senior after their joint bike build and Mikey.

The PJD crew reflects on the first half of the fall 2012 season, including Junior's joint bike build and relationship with Senior, their favorite bikes, and an update on Mikey.

Junior and the PJD team travel to Ground Zero to unveil the refurbished 9/11 Memorial Bike on the series finale of American Chopper.

On the series finale, Junior and Senior meet to review Junior's ideas for the production bike ... and discuss the future of -- and strains on -- their relationship.

Senior rides -- and then unveils -- the GAF Bike on the series finale of American Chopper.

For Vinnie, crossover with OCC is "lame" most of the time. See how that all changed one day with two cars (including the OCC prank car) and one crash in OCC's parking lot.

If you're going to be smashing cars -- in this case, the OCC prank car -- you should first make them halfway safe, so you don't end up in flames.

Senior calls in Steve Markovits, OCC's general counsel, for advice on how to set up his new company with Junior in a way that avoids past issues (both personal and legal).

When OCC leaves their tire-slashed tribute to last year's Chopper Live winner at PJD's gate, Junior and his crew DO have a response. Watch and see what it is.

Confused when he's asked to come up with a logo for the new -- and unnamed -- Junior-Senior joint venture, Jason Pohl calls in Steve Moreau for some clarification.

Old friends and colleagues Rick and Vinnie meet to discuss their own feelings -- and concerns -- about the OCC-PJD joint production line.

Wondering what the Fast N' Loud guys have in store for their Chopper Live: The Revenge bike? Richard Rawlings lays out why Gas Monkey is anything but the underdog in this competition.

As Jesse James works on his Chopper Live: The Revenge bike -- a built-not-bought, from-scratch build -- he reflects on his fellow competition and their fabrication skills (or lack thereof).

Jesse James explains why he agreed to another Chopper Live, what he thinks of Gas Monkey Garage and how this year's bike is (or isn't) different than last year's, then gives a few words of advice to his fellow competition.

With a ton of machining and not a lot of time left to finish fabrication on the QUBX Bike, Paulie divvies up the remaining elements, including the "bad-ass" bars.

As they continue their intense work on their Chopper Live: The Revenge bike, Paul Jr. and the PJD crew find a moment of levity as Brendon takes on a surprising resemblance to Jesse James.

With his wife spending her days in the hospital with one of their daughters, Vinnie brings his toddler son with him to Paul Jr. Designs during the Loopster Bike assembly. See how Vinnie Jr. is JUST LIKE HIS DAD.

The boys at OCC fit Shaq for the bike and find out just how funny of a guy he truly is

It's not unusual for two people working side by side on a project to chat. But what if you're Junior and Senior? See what father and son talked about as they continued work on their joint bike project.

It's not every day you hear Jim Quinn say, "So, this morning we're getting set up to actually fasten the antlers to the skull." (And wait until you see just how HUGE these ANTLERS are.)

After finishing the copper lines, Vinnie fires up the Loopster Bike to make sure it's all good, prompting Junior to declare, "Unquestionably, this is my new favorite exhaust." See why.

In Alexandria, Va., Paul Sr. reveals the Trusted Choice Bike, which will go on to tour the United States for a year, raising money for the Make-a-Wish Foundation.

It wouldn't be American Chopper without some crew antics

WIth only occasional periods of awkwardness, Paul Jr. and Senior begin working on an old-school bike that was inspired by the first chopper they ever built together.

In this web-exclusive clip, see how Jim Quinn machined the Wildgame Bike's most prominent -- and quite detailed -- feature: 6-foot by 6-foot elk antlers.

Watch how Paulie -- after he is walked through the technology of his new client, QUBX -- is immediately struck with an idea for a design.

Chopper Live newcomers Richard and Aaron explain their strategy for winning the build-off, reflect on their competition's styles and predict who will build what.