Todd Marcus is known as the biggest race car to emerge from his hometown of Dieselton, Alabama. He's also known as the only race car to emerge from Dieselton, Alabama. When asked why he chose to be car number 123, he simply replied, "Because it's easy to remember." That's why it's also his ATM number, his internet login, his home security code, and his safe combination. Fans sometimes call him "The Shockster" because most of the time he has a shocked expression when racing.