At the Mode Select screen, press L, Z, R,C-UP, C-DOWN,
C-LEFT, C-RIGHT, START. You should hear a chime if you did it correcly.
To get the Joker Cup and six additional tracks beat the Jack, Queen, and King Cup on Standard difficulty.
Want to see your car from different angles? At the customization screen press the C-Buttons to rotate the car in all directions.
At the car select screen press and hold the (L) and (R)
buttons. While holding those buttons press C-LEFT and C-DOWN to shrink
the cars.