Tips for Guitar Hero I, II and III

Enter the following combinations in main menu. If you do well give you a message confirms:

A = Yellow, N = Orange, Az = Blue
Master Code:
A, N, Az, Az, N, A, A
Air Guitar:
N, N, Az, A, n
The fund disappears:
Az, L, N, Az, L, N
Rock meter long green:
A Az, N, N, Az, Az, L, N
Touching siemrpe with the Guitar Hero SG:
Az, N, A, Az, Az
The public are monkeys:
Az, N, A, A, A, Az, N

Air Guitar: Yellow, yellow, blue, orange, yellow, blue.
The heads are eyes: Blue, Orange, Yellow, Orange, Yellow, Orange, Blue.
The monkey heads are: Orange, Blue, Yellow, Yellow, Orange, Blue, Yellow, Yellow.
Head in Flames: Orange, Yellow, Orange, Orange, Yellow, Orange, Yellow, Yellow.
Head of horse: Blue, Orange, Orange, Blue, Orange, Orange, Blue, Orange, Orange, Blue.
Super speed: Orange, Blue, Orange, Yellow, Orange, Blue, Orange, Yellow.
Performance Mode: Yellow, Yellow, Blue, Yellow, Yellow, Orange, Yellow, Yellow.

Get new guitars

Snaketapus: Passes stake in how difficult.
USA: Get five stars in the various songs as easy and will be yours.
Eyeball: Get five stars in the different songs as hard and will be yours.
Viking: To get you to achieve the maximum score in all the songs on the average difficulty.
Battle Axe: Passes game in expert mode.
Fish: Passes game in easy mode.
CASKET: Passes game in the medial difficulty.
The Log: Get all the songs in the game and score the highest level expert.

New gameplay

To get a new game mode called Pro Face-off you have to overcome the game at the normal level or higher and you can access from the main menu.
Get new bases for the two player mode
Gibson Thunderbird: This complete 30 songs in this mode.
Gibson SG Bass: Get it by completing 10 songs in this mode.
Gibson Grabber: Complete up to 20 songs in this mode.

Other tricks

On the screen of the game introduces the following combinations buttons:
God Mode: Enter yellow, yellow, blue, yellow, yellow, orange, yellow and yellow.
Air Guitar: Y, Y, B, O, Y and B.
Speed extreme: orange, blue, orange, yellow, orange, blue, orange and yellow.
Head of horse: B, O, O, B, O, O, B, O, O and B.
A head llameante: O, Y, O, O, Y, O, Y and Y.
Crowd head of eyes: B OR, AND, OR, AND, OR and B.
Crowd of heads of monkeys: O, B, Y, Y, O, B, Y and Y.

Unlock all the songs: In the menu options id code and click:

+ yellow orange, red + blue,
+ orange red, green + blue,
red + yellow, orange yellow +,
red + yellow, red + blue,
+ green yellow, green & yellow,
Yellow & Blue, Yellow & Blue,
+ yellow orange, yellow, orange +,
+ yellow blue, yellow, red,
red + yellow,
red, yellow, orange.

Activating Hypervelocity way: In the options menu and click id code: orange, blue, orange, yellow, orange, blue, orange and yellow.