NASCAR driver who won the Busch series in 2007 and tied for the Sprint Cup championship in 2011.
He grew up racing go karts as a kid and dune buggies as a teen.
He was a guest host of an episode of WWE Monday Night RAW in 2010.
Has two children with wife Katherine Downey.
He was a guest on Craig Ferguson's late night talk show, where he joked about his bare-chested portrait in Time magazine.
