99 Lives  Press Square, Square,Square, Square, Square, Square, Circle, Up, Circle, <, Circle, >, Circle.(Thanks to rryanv@webtv.net, BJack379@aol.com)

Crash Bandicoot: Warped Demo  WhenPress Start appears, press L1+Triangle. (Thanks toLWargalla@t-online.de)

Level Select  Pause the game,go to Inventory, and press Square, Square, Circle, Square, <, >, <,>, Circle, Up, >, Down. Then, go to the balloonist.(Thanks to chrish@garden.net)

Run Faster  Press and hold Run+Jump.(Thanks to pyrotek@netxn.com)

Secret Level  Beat the game with100%, go to Gnasty's World, and walk up to the green dragon head.(Thanks to pyrotek@netxn.com)