Get behind the wheel of the world's fastest sports car in LAMBORGHINI AMERICAN challenge. Try to become king of the Saturday Night Races. Pay the entrance fee, and challenge 18 other drivers for first place. If you win the race, you will earn some cash that can be used to upgrade your vehicle, pay the entrance fee for the next race, or place side bets on the race. Put yourself behind the wheel of a Diablo in LAMBORGHINI AMERICAN CHALLENGE.