Wow Legs

Here are Guitar Hero Smash Hits Cheats:

Cheat mode
At the main menu, select "Options", "Cheats", "Enter New Cheat", then enter one of the following codes to unlock the corresponding cheat option. If you entered the code correctly, a message will appear.

Always Drum Fill
Press Green(2), Red (2), Blue(2), Yellow(2).

Hyperspeed
Press Red, Green, Blue, Yellow, Green, Yellow, Red(2).

Line 6 Effects
Press Green, Red, Yellow, Blue, Red, Yellow, Blue, Green to unlock additional Line 6 effects in the Music Studio.

Achievements
Accomplish the indicated achievement to get the corresponding number of Gamerscore points:

The Greatest Journey In History (10 points): Complete a song in every venue.
You Cannot Beat Me (20 points): Win an online Pro Face-Off match by 25,000 points or more.
Jaw Dropper (20 points): Win an online Face-Off match by 25,000 points or more.
You Should Be Afraid (10 points): Win an online Face-Off match.
One For All (20 points): Complete a song in a Band (4 players).
Rocker's Guide To Godhood (5 points): Complete the Career Tutorial.
The Greatest Crew (20 points): Complete a song with all Band members on Expert (4 player Band).
Golden Fingers (5 points): Perform as the Guitarist.
Play With Me (20 points): Play 20 online matches.
Low-Pitched King (30 points): Complete the Career as the Bassist.
Thunder Kissing (10 points): Trigger Star Power simultaneously (4 player Band).
Craving For More (5 points): Download a song from GHTunes(SM).
I Wanna Rock (5 points): Complete a song with any instrument on any difficulty in local Quickplay or Career.
Rock Legends (30 points): Complete the Career in a Band (2-4 players).
Promising Diva (5 points): Perform as the Vocalist.
Cowboys From Hell (25 points): Get 100% on a song as a Band (4 players).
Band Leader (10 points): Score the highest individual score in a 4 player Band.
Unyielding (30 points): Complete the Career as the Drummer.
Wondrous Strummer (30 points): Complete the Career as the Guitarist.
Bark At The Moon (30 points): Complete the Career as the Vocalist.
Unnoticed Presence (5 points): Perform as the Bassist.
The One Man Band (35 points): Complete all four instrument Careers on any difficulty.
War Apparatus (25 points): Complete a song on Expert + (Drums only).
Master Craftsman (5 points): Create a new custom instrument.
Artist On The Rise (5 points): Create a new custom Band logo.
Masterpiece (5 points): Create a new custom rocker.
Mooned (5 points): Perform as the Drummer.
There's Hope! (10 points): Recover from a poor performance.
Clash Of The Titans (15 points): Win a Band vs. Band match (8 players).
Ink And Blood (5 points): Create a custom tattoo.
Glory to the Daring (10 points): Play a song in the Atlantis venue.
Face To Face (10 points): Win an online Pro Face-Off match.
Killing In The Name (45 points): Win 50 online matches.
Rock Veteran (20 points): Play 150 songs throughout your entire Career.
Amazing Rockstar (100 points): Complete single player Expert Career on all instruments.
Smoking!!! (10 points): Complete the song Smoke On The Water as the Vocalist.
Deadzone (10 points): Fail a song with available Star Power in single player.
Additionally, there are thirteen secret achievements:

Secret achievement (45 points): Unknown.
That was Close! (10 points): You won a song with the rock meter in red.
8th Wonder (35 points): You completed the song Through The Fire And Flames with 4 stars or more as the Guitarist on Expert.
Secret achievement (25 points): Unknown.
Hail The Reverend (10 points): Get 5 stars on the song Beast And The Harlot as the Drummer on Expert without using Star Power.
Secret achievement (35 points): Unknown.
Secret achievement (35 points): Unknown.
Inhuman (10 points): You scored 5 stars in a song on Expert with Lars Umlaut in single player.
Rising Star (20 points): You completed 100% on any song on Expert in single player.
Secret achievement (35 points): Unknown.
Secret achievement (35 points): Unknown.
Secret achievement (10 points): Unknown.
Secret achievement (35 points): Unknown.