At the Options screen, use Controller Two to press Up, Up, Down,
Down, Left, Right, Left, Right, B, A. If you performed the trick
correctly, you'll hear a musical sound. Now go to the LIVES
option, and give yourself nine lives!
When you get ready to start a new game, go to the option screen
and highlight the rest option. On Controller 2, press Up, X, Left,
Y, Down, B, Right, Up, X. You should here a tone. When you get a
Game Over, you will have nine extra continues.