While playing a game, press L1 + Right, R1 + Down, Square, L1 + Triangle, R1 + Down, L1 + Left, Select.
While playing a game, press Circle, L1 + Triangle, L1 + X, Triangle, R1 + Up.
Collect all ten track coins in season mode to unlock stunt mode. Note: Stunt mode is for one and two players.
Race as Granny
Finish in first place on the professional difficulty setting Back to the Main Page