Level Select
Pause gameplay, hold Square and press Up, Down, Left, Right(3), Down, Left.

Infinite Lives
Pause gameplay, hold Square and press Down, Down, Up, Down, Right, Down, Up, Up.

Level Skip
Pause gameplay, hold Square and press Right, Left, Up, Up, Up, Right,
Left, Left.

All Extras and Bonus Levels
Pause gameplay, hold Square and press Right, Up, Up, Down, Right, Down, Right.

All Characters
Pause gameplay, hold Square and press Left, Right, Left, Left, Left, Up, Left, Left.

Temporary Invincibility
Pause gameplay, hold Square and press Left, Left, Up, Left, Down, Right, Right, Right.

Turn Coins Into Mad Garibs
Pause gameplay, hold Square and press Right, Left, Right, Left, Up, Up, Left, Right.

Coins = Mad Garibs
During the game pause and hold the SQUARE button and enter: RIGHT, LEFT, RIGHT, LEFT, UP, UP, LEFT, RIGHT.

Temporary Invincibility
During the game pause and hold the SQUARE button and enter: LEFT, LEFT, UP, LEFT, DOWN, RIGHT, RIGHT, RIGHT.