Well, it turns out that Rock Band Network is launching even earlier than we first predicted yesterday. Today the service officially launched with over 100 tracks. Take a look at the initial song list below, and check back in later today for a full hands-on rundown.

Band - Song
3 Inches of Blood - Battles and Brotherhood
Alias Unknown - Top Back
Amberian Dawn - He Sleeps in a Grove
Amberian Dawn - River of Tuoni
Andrew Buch - Trippolette
Audio Fiction - Race The Hourglass
Bif Naked - Sick
Blackmarket - Tongue Twister Typo
Bojibian - Still There
C&O - We Are the Best
Chaunce DeLeon and The Fountain of Choof - Tadpole Search and Rescue
Children of Nova - The Complexity of Light
Color Theory - If Not Now When
Dear and the Headlights - Talk About
Despised Icon - Day of Mourning
DnA's Evolution - The Heist
Error 404 feat. CJ Watson - If Trucks Drank Beer
Fake Shark-Real Zombie! - Angel Lust
Fake Shark-Real Zombie! - Horses in Heaven
Fake Shark-Real Zombie! - Running for the Razors
Fake Shark-Real Zombie! - Sestri Levante
Five Finger Death Punch - Burn it Down
Flogging Molly - Drunken Lullabies (Live)
Flogging Molly - Requiem for a Dying Song
Foreword - Watch It All Go Down
Free Spirit - Far Away from Heaven
Full-Source - End Quote
Full-Source - It's Not You, It's Everyone
Full-Source - Red Sky At Morn
Furly - Icarus' Song
Gandhi - Arigato
Giant Target - In Memories
Giant Target - Signs
Glass Hammer - Hyperbole
Glass Hammer - Sleep On
Heaven Ablaze - Parhelia
In This Moment - Mechanical Love
James William Roy - Paper Valentines
Jonathan Coulton - Creepy Doll
Jonathan Coulton - Ikea
Jonathan Coulton - The Future Soon
KMFDM - A Drug Against War
KMFDM - Juke Joint Jezebel
Kristin Hersh - Fortune
Kristin Hersh - Mississippi Kite
Lacuna Coil - Survive
Lead the Dead - Rip'er
Longwave - No Direction
Marillion - Whatever Is Wrong With You
Matter in the Medium - Persistence of Vision
MC Frontalot - Goth Girls
Nick Gallant - Inside Out
Nick Gallant - Turn Yourself Around
Of Last Resort - Fade Away
of Montreal - Heimdalsgate Like a Promethean Curse
Pink Flag - Nancy Drew
Ron Wasserman - Fight Back
Rose of Jericho - Buried Cold
Scratching The Itch - Lemon Juice
Scratching The Itch - The Buddy Disease
Scratching The Itch - You're My Everything
Senses Fail - Lady in a Blue Dress
Skeletonwitch - Crushed Beyond Dust
Skindred - Stand for Something
Speck - Grumpytown
Speck - VP of Booty Reports
Stars of Boulevard - Limousine
Stephanie Hatfield and Hot Mess - Can I Stay
Steve and Lindley Band - Backyard Buildyard
Steve Vai - For the Love of God (Live)
Steve Vai - Get the Hell Out of Here
Steve Vai - The Attitude Song
Stroke 9 - Kick Some Ass '09
Stroke 9 - Little Black Backpack '09
Suicide Silence - Disengage
Surprise Me Mr. Davis - Sissyfuss
The Cold Goodnight - Give
The Dirty Love Band - Moonboy
The Everybody - You Got That
The Fisticuffs - Liverpool Judies
The Hold Steady - Sequestered in Memphis
The Humans - It's Good
The Kimberly Trip - California
The Main Drag - Cease and Desist
The Main Drag - Don't Let Me Down (Slowly)
The Main Drag - Dove Nets
The Main Drag - Homosuperior
The Main Drag - How We'd Look On Paper
The Main Drag - Love During Wartime
The Main Drag - Megatron
The Main Drag - Talk Them Down
The Main Drag - Teeth, Face, Outerspace
The Main Drag - Tricky Girl
The Main Drag - What's Your Favorite Dinosaur?
The Shins - Australia
The Slip - Children of December
The Slip - Even Rats
Ultra Saturday - Not My Fault
Ultra Saturday - Superhero!
WaveGroup Feat. Becca Neun - Liquid Smog (StompBox Remix)
Wounded Soul - Rx
You Shriek - Lilith in Libra
You Shriek - No Heroes
Zack Wilson - Another California Song
Zack Wilson - Ox