Cheats
Teacher trick (unlock everything): In the main menu you press yellow, orange, blue (2), orange, yellow (2).
No scenarios: blue, yellow, orange, blue, yellow, orange.
Air guitar: yellow (2), orange, blue, yellow.
Always Green Rock Meter: Yellow, Blue, Orange (2), Blue (2), Yellow, Orange.
Monke audience: blue, orange, yellow (3), blue, orange.
Skull audience: orange, yellow, blue (2), orange, yellow, blue (2).