6 EXTRA CARS:
At the title screen with the words (press start) Point the D pad diagonally in the down/right position and hold L,R,C & the Y buttons. With all these buttons held press START. At the next menu, Let go of the buttons and pick Saturn Mode. Now you should 6 extra cars!!!         

by Normand Bernier

Play as the horse:
1.at the title screen hold up-left,a,b,x,z,and press start
2.you can now chose the horse