At any time, pause the game and press B and Up simultaneously, then press B, A, C, A, A, A, A. You will hear Earthworm Jim say ''Cheater! Wheee Doggy!.'' When you unpause the game, you will see that you now have an extra life. You can perform this code as many times as you want.
Pause game play and press A + C, A, B, C, B, C, A, C(2).
Pause the game and press:
A + B, A + B, C, A, Right, Right, Left, Right
Begin your game, take controller one and press START to pause at any point, Now press A, B, B, A, A+C, B+C, B+C, A+C. You'll skip to the next level.