Enter the "Options" menu and select "Cheat Code". Then, enter one of the following codes to activate the corresponding cheat function:
Press Start, Left, Select, Right(2), Triangle, X, Square, Start, R, Down, Select to unlock all events.
Press Up(4), Left, Down, Up, Right, Down(4) to unlock all cars.
Press Up, Right, Left, Down, Start, Start, L(2), Square, Triangle, Select, R to unlock all weapons.
Press Triangle, Square(4), Triangle(2), Square(4), Triangle to unlock all vinyls.