The series follows Digger's life, and adventures in a racetrack with his friend, Marbles, his girlfriend, Annie, his grandpa, Gramps, and a police officer that chases Digger's mischievous acts, Lumpy Wheels, who was named after former Fox Sports president David Hill and former Charlotte Motor Speedway general manager Humpy Wheeler.
The series follows Digger's life, and adventures in a racetrack with his friend, Marbles, his girlfriend, Annie, his grandpa, Gramps, and a police officer that chases Digger's mischievous acts, Lumpy Wheels, who was named after former Fox Sports president David Hill and former Charlotte Motor Speedway general manager Humpy Wheeler.
