We'll give you one guess?

Nope, not Travis Pastrana, he's not even close. We'll give you a hint, it's the lone female of the testosterone driven crew.

That's right, it's Jolene Van Vugt, the only women to ever successfully back flip a motorcycle. She can add to her label as the "cute girl" of the crew, with "most physically in shape" of the crew. It's pretty apparent that while most of the Nitro Circus members are busy pounding beers, Jolene is in the gym getting in an abs workout.

Jolene recently showed off her incredible body, for ESPN the magazine's current Body Issue. Take a look at the visual evidence of her hard work paying off over the years.