OCC builds an aggressive paintball bike, but Senior and Josh clash over creative. Junior designs a farm-inspired bike with a surprise element. Senior and Junior attempt to get the Buick running and celebrate Junior's birthday.
American Chopper profiles the lives of New York natives Paul Teutul Sr. and son Paul Jr. of Orange County Choppers (OCC), creators of the world's most outrageous custom motorcycles. Follow the day-to-day drama of this volatile father and son team as they battle impossible deadlines - and each other - to push the envelope of motorcycle design and fabrication.