Guitar Modes :
To enable the guitar modes, enter the following commands at the Mode Select screen.
R = Red, G = Green, B = Blue, P = Pink

Fast Flow: R, G, B, P, P
Super Fast Flow: R, G, B, P, P, R, G, B, P, P
Hidden: R, B, G, B, R, G
Blank Screen: R, B, G, B, R, G, R, B, G, B, R, G
Random: B, G, G, R, G, P

Hidden Modes :
Hit the following drum sequences to activate the following modes:

Expert:
Hi-Hat, Hi-Hat, Snare, Snare, High Tom, Low Tom, High Tom, Bass, Bass.

Mirror:
Snare, Snare, High Tom, Low Tom, High Tom, Bass.

Hidden:
Low Tom, High Tom, Low Tom, High Tom, Low Tom, Bass.

Speed Up:
Hi-Hat, Snare, Hi-Hat, Hi-Hat, Snare, Hi-Hat, Bass.