1,000,000:
L2, Square, R1, Circle, R1, L1, Circle, L2, Square, R2, Square, R1
Slow Game Speed:
L1, L2, R1, R2, Square, Circle
Normal Game Speed:
L1, L2, R1, R2, Circle, Circle
Fast Game Speed:
L1, L2, R1, R2, Square, Square
There will be a sound and a screen will appear saying which cheat was entered correctly
Have Fun!