Band Hero [Wii]

Various cheats
Select "Input Cheats" under the options menu. G = Green R = Red Y = Yellow B = Blue.

B,Y,B,R,R,Y,G,Y - Air Instruments

R,G,B,G,B,G,R,G - All HO/POs

Y,G,Y,Y,Y,R,B,R - Always Slide

Y,G,Y,B,B,R,B,R - Auto Kick

B,B,R,Y,R,Y,B,B - Electrika Steel Unlocked

Y,Y,G,G,R,R,B,B - Focus Mode

G,R,G,R,Y,B,G,R - HUD Free Mode

G,R,Y,G,Y,B,Y,G - Invisible Characters

B,Y,G,Y,R,G,R,Y - Most Characters Unlocked

Y,Y,B,G,B,R,R,R - Performance Mode

Unlockables

Characters
Complete the indicated task in Career mode to unlock the corresponding character.

Adam Levine: Complete Gig on Maroon 5 "She Will Be Loved".
Adrian Young: Complete Gig on No Doubt "Don't Speak".
Frankenrocker: Complete Diamond Bonus Challenge on Fall Out Boy "Sugar, We're Goin' Down".
Gwen Stefani: Complete Gig on No Doubt "Just A Girl".
Shadow Character: Complete Gold Bonus Challenge on David Bowie "Let's Dance".
Taylor Swift: Complete Gig on Taylor Swift "Love Story".
Tom Dumont: Complete Gig on No Doubt "Just A Girl".
Tony Kanal: Complete Gig on No Doubt "Don't Speak".

Air instruments
Complete the Platinum Bonus Challenge on "Aly & AJ - Like Whoa".
HUD Free mode
Complete the Platinum Bonus Challenge on "Alphabeat - Fascination".
Invisible characters
Complete the Platinum Bonus Challenge on "Filter - Take A Picture".

Secret notes
To unlock the secret notes, you must play all of the songs on the disc by the artists the secret notes correspond to, scoring 4 or more stars in either Career or Quickplay mode.
Secret Notes 1: Hint: *e*** *c*****y. (Jesse McCartney)
Secret Notes 2: Hint: **n** ***k***. (Janet Jackson)
Secret Notes 3: Hint: *** *ol**** ****e*. (The Rolling Stones)
Secret Notes 4: Hint: **l* *ll**. (Lily Allen)
Secret Notes 5: Hint: A** * A*. (Aly & Aj)
Secret Notes 6: Hint: ***o*n 5. (Maroon 5)
Secret Notes 7: Hint: **v** *o***. (David Bowie)
Secret Notes 8: Hint: *v***s***c*. (Evanescence)
Secret Notes 9: Hint: H*****. (Hinder)
Secret Notes 10: Hint: *a* B****a*. (Pat Benatar)
Secret Notes 11: Hint: *o ***b*. (No Doubt)
Secret Notes 12: Hint: ***v** **y*. (Marvin Gaye)
Secret Notes 13: Hint: **i** *i***. (Spice Girls)
Secret Notes 14: Hint: **ll*** ****l*. (Village People)
Secret Notes 15: Hint: **l*** **ff. (Hillary Duff)
Secret Notes 16: Hint: *e***w***d. (Yellow Card)
Secret Notes 17: Hint: *h* *ll-**e***** **j****. (The All-American Rejects)
Secret Notes 18: Hint: **y O*****. (Roy Orbison)
Secret Notes 19: Hint: **r* **u****. (Carl Douglas)