To turn off the heads up display, enter the following code: BACK, D-UP, D-DOWN, D-LEFT, D-RIGHT, D-UP, D-RIGHT.

To get the Bonus Board, press BACK, UP, DOWN, LEFT, RIGHT, LEFT, UP during gameplay.

To unlock the Cheat Mode, press BACK, UP, UP, DOWN, DOWN, LEFT, LEFT, RIGHT, RIGHT, UP, LEFT, DOWN, RIGHT, UP, UP, LEFT TRIGGER.

To keep your special meter full, press the following buttons while surfing: BACK, UP, DOWN, LEFT, RIGHT, DOWN, UP.

To surf on top of a shark, press the following buttons while surfing: BACK, UP, DOWN, LEFT, RIGHT, RIGHT, DOWN.

To turn ye olde surf the color of green, press these buttons while surfing: BACK, UP, DOWN, LEFT, RIGHT, UP, LEFT.

Tp turn off any codes you've already entered, simply press BACK four times.