Here are some cheats and tips for the game Crue Ball.
Cheat mode:
Select the “Music Demo” option from the main menu.
Choose the sixth selection, “Twisted Flipper”. While
that phrase is displayed, press A, C, A,
B, and begin game play. Enter one of the following controller
actions to enabled the corresponding cheat effect.
Level select
Before launching the ball, hold Up and press B
to raise, or Down + B to lower, the “Volume
Level” to the corresponding level number.
Sound test
Press A + B + C during game play.