a brave jumper, a legendary motorcycle and a record-breaking attempt all collide in a horrific crash that leaves a crowd stunned and the fate of the rider uncertain. when you meet bubba blackwell you are immediately bowled over by his southern charm. >> hey, i'm bubba blackwell. harley davidson world record jumper. i'm making a living riding a motorcycle because the mensa club kicked me out in alabama. >> bubba has been riding bikes for as long as he can remember and he's the first to admit jumping motorcycles for a living is a pretty cool gig. >> you know, when you are going through your routine in the dressing room, you are putting on the gear, putting the leathers on, the boots on, you are zipping them up, part of me kind feels like, you know, dad gum, this is the coolest job in the world.