Welsh Mode
In the beginning or during a mini-game, Press Start, Hold the Left-Trigger and Press YYYY. The words "Welsh On" will appear on the top of the screen. This may not work on all mini-games.

First Person Mode
When entering a mini-game hit Start to Pause It. Hold down the Left Trigger and hit Y, B, Y, B. It will say First-person mode enabled at the top of the screen. Enjoy! Warning, does not work on every mini-game. Try the racing ones or Sumo!

Enable "Real Controls"
Press Start to pause game play. Then hold L and press Y, Y, Y), B. Repeat the code to disable its effect.

Squeaky voices
Press Start to pause game play. Then hold L and press Y, X, Y, Y. Repeat the code to disable its effect.

Turbo
To invoke this cheat you need to be in one of the mini games (Ex: Twisted system). Pause (start) and hold Down, the left trigger, and hit Y, A, A, Y.