Master code:
     Quickly press Yellow, Orange, Blue, Blue, Orange, Yellow, Yellow.
A  message  will  confirm correct code entry. Note: The game cannot be
saved after this code is enabled.

Toggle no venues:
     Quickly  press  Blue, Yellow, Orange, Blue, Yellow, Orange at the
main  menu.  A  message will confirm correct code entry. Only the band
and crowd will be visible, with no background.

Air guitar:
     Quickly  press  Orange,  Orange, Blue, Yellow, Orange at the main
menu. A message will confirm correct code entry.

Guitarist always plays Guitar Hero SG:
     Quickly  press Blue, Orange, Yellow, Blue, Blue at the main menu.
A message will confirm correct code entry.

Monkey audience:
     Quickly press Blue, Orange, Yellow, Yellow, Yellow, Blue, Orange.
A message will confirm correct code entry.

Skull audience:
     Quickly  press  Orange, Yellow, Blue, Blue, Orange, Yellow, Blue,
Blue. A message will confirm correct code entry.