Harmonix and MTV Games have announced that you’ll soon be able to buy and download music tracks from both Spinal Tap and Evanescence tomorrow (June 16th) to add to your Rock Band collection.

No less than four songs from Spinal Tap (including Rock ‘n’ Roll Nightmare) and three songs from Evanescence (including Bring Me to Life) will be available on the Rock Band Music Store tomorrow for Xbox 360, and on Thursday (June 18th) for PlayStation 3, available individually or as packs.

Check out the full list of songs below:

• Evanescence
  • Bring Me to Life
  • Call Me When You’re Sober”
  • Weight of the World”
• Spinal Tap
  • Back from the Dead
  • Rock ‘n’ Roll Nightmare
  • Saucy Jack
  • Warmer Than Hell

Individual tracks will be available for $1.99 for PS3, or 160 MS Points for Xbox 360, while in pack form the Evanescence tracks will go for $5.49 or 440 MS Points, and the Spinal Tap track pack will go for $6.99 or 560 MS Points.