Cheat mode:
Go to any map except the first and enter the options screen. Select "Sound", highlight the "Mute" option, then hold L1 + R1 and press L2, R2, L2, R2, L2, R2. A cheat menu will appear.

Secret multi-player maps:
Go to the first map, then enter the options screen. Select "Language", then select "Voices". Highlight the "Raymanian" option, then hold L1 + R1 and press L2, R2, L2, R2, L2, R2. Three additional multi-player maps will be unlocked.

Baby Soccer secret map names:
Hold L1 + R1 and press L2, R2, L2, R2, L2, R2 during game play in Baby Soccer.

Hint: Faster game completion:
Win the Cave of Bad Dreams level. When the monster says that the treasure is yours, select "I want the treasure". You will be shown laying in a beach chair, on your own private island with the treasure behind you.