Nintendo Puzzle Collection GameCube Cheats
Nintendo Puzzle Collection Panel de Pon: Level Select
On the Panel de Pon title screen, hold Z and then press B, A, L, A, B, A, L, A.
Nintendo Puzzle Collection Panel de Pon: Super Hard Difficulty
In single player versus computer mode, go to the level select screen, and hold Z and then press L, L, A, B.