- "Bark At The Moon" - Ozzy Osbourne
- "Message In A Bottle" - The Police
- "Carry On Wayward Son" - Kansas
- "Free Bird" - Lynyrd Skynyrd
More tracks will be announced every Thursday, Activision noted, with an online poll on the game's official site determining the order in which the songs are unveiled.
Previously known as Guitar Hero Greatest Hits, the compilation arrives on PS2, PS3, Xbox 360 and Wii in June. For more information, check out the initial tracklist.