Various Passwords

BIG_HEAD = big heads 

Sleepyhollow = headless riders

floating = invisible bikes

Get all the bikes

enter "allbikes" as a password.
Submitted by Justin Haggerman

Get sheep race

enter "mutton" as a password. 
Submitted by Justin Haggerman

Unlock

Comlete 125cc east and west series' to unlock all 3 freestyle tracks.
Submitted by Kawi 239

to achive all supercross tracks beat the 125 east+west circut.