I love Guitar Hero 3 and wanted to pass along some of the cheats I've found

Cheat: No Failure
To make it impossible to fail a song, insert the following code in the in-game cheats menu. Keep in mind that this cheat will not work in Career Mode: Green amp; Red, Blue, Green & Red, Green & Yellow, Blue, Green & Yellow, Red & Yellow, Orange, Red & Yellow, Green & Yellow, Yellow, Green & Yellow, Green & Red.

Unlockable: Hyperspeed
To unlock Hyperspeed, go to the in-game cheat menu (found under Options) and insert the following cheat on your guitar: Orange, Blue, Orange, Yellow, Orange, Blue, Orange, Yellow.

Unlockable: Air Guitar
To unlock the Air Guitar, insert the following notes in the Options menu: Blue & Yellow, Green & Yellow x2, Red & Blue x2, Red & Yellow x2, Blue & Yellow, Green & Yellow x2, Red & Blue x2, Red & Yellow x2, Green & Yellow x2, Red & Yellow x2

Unlockable: Performance Mode
To unlock Performance Mode, insert the following notes in the Options menu: Red & Yellow, Red & Blue, Red & Orange, Red & Blue, Red & Yellow, Green & Blue, Red & Yellow, Red & Blue.

Unlockable: Precision Mode
To unlock Precision Mode, insert the following notes in the Options menu: Green & Red x3, Red & Yellow x2, Red & Blue x2, Yellow & Blue, Yellow & Orange, Yellow & Orange, Green & Red x3, Red & Yellow x2, Red & Blue x2, Yellow & Blue, Yellow & Orange x2.

Unlockable: All Items Available
To make every item available at the in-game store, insert the following lengthy cheat at the in-game cheats menu. Keep in mind that because you're strumming using four buttons, no sounds will play. You'll have to check the store when you're done inserting the password to see if it worked: Green/Red/Blue/Orange, Green/Red/Yellow/Blue, Green/Red/Yellow/Orange, Green/Blue/Yellow/Orange, Green/Red/Yellow/Blue, Red/Yellow/Blue/Orange, Green/Red/Yellow/Blue, Green/Yellow/Blue/Orange, Green/Red/Yellow/Blue, Green/Red/Yellow/Orange, Green/Red/Yellow/Orange, Green/Red/Yellow/Blue, Green/Red/Yellow/Orange.