Unlock all bikes, riders and courses
To unlock these things then press the following combo atthe main menu!!!!!!!!!
Up+R2,RIGHT+R1,DOWN+L1,LEFT+L2,R3+L3
TRUST ME IT WORKS IVE DONE JUST READ IT CAREFULLY AND PRESS THEM CORRECTLY AND THEY WILL ALL BE UNLOCKED.
AFTER YOU HAVE DONE IT, IT WILL MAKE A NOISE.
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