D.C. (Johnny Knoxville) is the crackpot owner of Action Point, a low-rent, out-of-control amusement park with dangerous rides. Just as D.C.'s estranged teenage daughter Boogie (Eleanor Worthington Cox) comes to visit, a corporate mega-park opens nearby and jeopardizes the future of Action Point. To save his beloved theme park and his relationship with his daughter, D.C. and the Action Point staff risk everything to pull out all the stops..