Guitar Hero III: Legends of Rock
Go to Options, and enter the following in the cheats menu.
You need to strum every note/chord.
NOTE: The letters correspond to colored frets G-Green, R-Red, Y-Yellow, B-Blue, O-Orange
RY, RB, RO, RB, RY, GB, RY RB Performance Mode
O, B, O, Y, O, B, O, Y Hyperspeed
(BY) (GY) (GY) (RB) (RB) (RY) (RY) (BY) (GY) (GY) (RB) (RB) (RY) (RY) (GY) (GY) (RY) (RY) Air guitar
(GR) (B) (GR) (GY) (B) (GY) (RY) (O) (RY) (GY) (Y) (GY) (GR) No Fail (does not work in career mode)
GR, GR, GR, RY, RY, RB, RB, YB, YO, YO, GR, GR, GR, RY, RY, RB, RB, YB, YO, YO Precision Mode
YO, RB, RO, GB, RY, YO, RY, RB, GY, GY, YB, YB, YO, YO, YB, Y, R, RY, R, Y, O Unlock All Songs Code
(GR) (GY) (YB) (RB) (BO) (YO) (RY) (RB) Easy Expert
(GR) (GR) (GR) (GB) (GB) (GB) (RB) R R R (RB) R R R (RB) R R R Bret Michaels Singer
(GR_BO) (GRYB_) (GRY_O) (G_BYO) (GRYB_) (_RYBO) (GRYB_) (G_YBO) (GRYB_) (GRY_O) (GRY_O) (GRYB_) (GRY_O) Unlock Everything (no sound plays when you enter these chords