The free 20 downloadable songs promised by Harmonix for those who bought Rock Band 2 have finally been revealed. The songs are a mix of lesser known acts, but still, 20 free songs are 20 free songs. These will be available for download officially on November 4th.

The 88 - “Sons and Daughters”
Authority Zero - “No Regrets”
Between the Buried and Me - “Prequel To The Sequel”
The Cab - “Bounce”
The Chevelles - “Get It On”
The Cocktail Slippers - “Give It To Me”
Dealership - “Database Corrupted”
Endeverafter - “I Wanna Be Your Man”
The Ghost Hounds - “Ashes To Fire”
Hollywood Undead - “Young”
Kutless - “The Feeling”
The Len Price 3 - “If I Ain’t Got You”
Lesley Roy - “I’m Gone, I’m Going”
Opiate for the Masses - “Burn You Down”
Semi-Precious Weapons - “Magnetic Baby”
Shaimus - “Like a Fool”
Thenewno2″ - Crazy Tuesday”
Tickle Me Pink - “The Time Is Wrong”
Underoath - “Desperate Times, Desperate Measures”
X Japan - “I.V.”

If you have a copy of Rock Band 2, you can register for the content here…

http://register.rockband.com/