Maximum stats:
Select the "Extras" option, then choose "Cheats". Enter 2125551776 at the cell phone. An "Unlocked" message will confirm correct code entry.

Higher jumps:
Select the "Extras" option, then choose "Cheats". Enter 2175550217 at the cell phone. An "Unlocked" message will confirm correct code entry.

Perfect balance:
Select the "Extras" option, then choose "Cheats". Enter 2135555721 at the cell phone. An "Unlocked" message will confirm correct code entry.

First person view:
Select the "Extras" option, then choose "Cheats". Enter 8775553825 at the cell phone. An "Unlocked" message will confirm correct code entry. Pause game play and choose the "Camera Settings" option to change the view.

Trippy graphics:
Select the "Extras" option, then choose "Cheats". Enter 8185551447 at the cell phone. An "Unlocked" message will confirm correct code entry.

Hint: Special moves:

Air Walk: Press Left(2), Carve in the air.
Alley-oop: Press Down(2), Carve in the air.
Back Flip: Press Up, Down, Carve in the air.
Blown Out: Press Up(2), Slide in the air.
Caveman: Press Down, Up, Slide.
Cheater's five: Press Up(2), Grab.
Coffin: Press Down(2), Slide.
Cross Air: Press Up, Down, Grab in the air.
Cruiser: Press Up, Down, Grab.
Darkslide: Press Up, Down, Slide.
Front flip: Press Down, Up, Carve in the air.
Hang Ten: Press Up(2), Slide.
Helicopter: Press Right(2), Carve in the air.
Indian: Press Right, Left, Grab in the air.
JC Air: Press Left, Right, Grab in the air.
Lawndart: Press Up, Down, Slide.
Left Flip: Press Right, Left, Carve in the air.
Manual: Press Up(2), Carve.
Monkeyman: Press Down, Down, Grab in the air.
Nac Nac: Press Left, Left, Grab in the air.
Right Flip: Press Left, Right, Carve in the air.
Rodeo Clown: Press Up(2), Carve in the air.
Shove It Ollie: Press Up, Down, Carve.
Sunchild: Press Down, Up, Grab in the air.
Superman: Press Down, Up, Grab.
Tweaker: Press Right(2), Grab in the air.