If you had just gotten into an accident and flipped your truck, but were physically unharmed, how would you describe your state of being? We're willing to bet it wouldn't be quite as enthusiastic as this guy.
That said, he's right. The driver and his friends seemed fine after the crash, and the truck even drove away once it was formerly-shiny-side-up once more. We're impressed by not only the toughness of the vehicle and people, but the sheer enthusiasm as well. Silver Lake Sand Dunes in Michigan seems like a fun place to do crazy things with cars.