Season two of the new run of American Chopper starts on Discovery February 12.<br />According to Broadcasting & Cable, Paul Teutul Sr. and Paul Teutul Jr. design top-flight motorcycles.<br />Discovery says the pair are still designing bikes for celebrities, but Paul Sr. is also going back to his roots.<br />He'll be designing a throwback line of affordable motorcycles, while Paul Jr. builds a bike for the MLP Network.<br />Paul Jr., meanwhile, builds a streamlined bike for the MLB Network. <br />
