Characters
Complete the indicated task in Career mode to unlock the corresponding character.
Adam Levine: Complete the Gig on Maroon 5's "She Will Be Loved".
Adrian Young: Complete the Gig on No Doubt's "Don't Speak".
Frankenrocker: Complete the Diamond Bonus Challenge on Fall Out Boy's "Sugar, We're Goin' Down".
Gwen Stefani: Complete the Gig on No Doubt's "Just A Girl".
Shadow Character: Complete the Gold Bonus Challenge on David Bowie's "Let's Dance".
Skeleton Character: Complete the Platinum Bonus Challenge on Poison's "Every Rose Has Its Thorn".
Taylor Swift: Complete the Gig on Taylor Swift's "Love Story".
Tom Dumont: Complete the Gig on No Doubt's "Just A Girl".
Tony Kanal: Complete the Gig on No Doubt's "Don't Speak".
Various Codes
Enter the following codes with your guitar controller at the cheats menu for the desired effect.
GREEN, GREEN, RED, RED, YELLOW, BLUE, YELLOW, BLUE - Always Slide
YELLOW, GREEN, RED, BLUE, BLUE, BLUE, BLUE, RED - Auto kick
RED, RED, BLUE, YELLOW, GREEN, GREEN, GREEN, YELLOW - Air instruments
GREEN, GREEN, BLUE, GREEN, GREEN, GREEN, YELLOW, GREEN - All hammer-ons and pull-offs
GREEN, GREEN, RED, RED, YELLOW, RED, YELLOW, BLUE - Contest winner 1
YELLOW, GREEN, RED, GREEN, YELLOW, BLUE, GREEN, GREEN - Focus mode
GREEN, RED, GREEN, GREEN, YELLOW, GREEN, GREEN, GREEN - Clean screen (no HUD) mode
GREEN, RED, YELLOW, YELLOW, YELLOW, BLUE, BLUE, GREEN - Invisible characters
YELLOW, YELLOW, BLUE, RED, BLUE, GREEN, RED, RED - Performance mode
BLUE, BLUE, GREEN, GREEN, RED, GREEN, RED, YELLOW - Unlock all characters