Shortcut In The Jungle:
Jump through the 2nd last waterfall & you'll be at the finish line.

To Gain Access To Medium Difficulty Races:
On the screen that enables you to change the difficulty setting, enter the cheat code: Up, Square, R1, L2, L2, Up.

To Gain Access To Hard Difficulty Races:
On the screen that enables you to change the difficulty setting, enter the cheat code: L2, Down, L1, R1.

To Gain Access To Expert Difficulty Races:
On the screen that enables you to change the difficulty setting, enter the cheat code: Square, Down, L2, Down, Circle, L2.

To Gain Access To Hidden Character Blizzaro:
On the Secret Options menu, enter the cheat code: Up, Down, L1, Circle, Circle, R1, R2, L1.

To Gain Access To Hidden Character Pyro:
On the Secret Options menu, enter the cheat code: Up, Down, Circle, Down, L2, Down, R1, L2.

To Gain Access To Hidden Character Rex:
On the Secret Options menu, enter the cheat code: L2, R2, R1, Up, Square, R2.

To Gain Access To Hidden Character Tox:
On the Secret Options menu, enter the cheat code: Circle, Up, Square, Circle, Square, R2, L1.

To Gain Access To Hidden Character Kostra:
On the Secret Options menu, enter the cheat code: Up, Up, Square, L2, R2, L2, R2, Down.

To Gain Access To Hidden Character Lunarr:
On the Secret Options menu, enter the cheat code: Down, Down, L1, Up, Square, R2.