We'll be updating this as more tracks become available.
First Guitar Hero World Tour screens, details – Destructoid
Harmonix Blog: Rock Band 4's E3 Awards and Accolades
Game Informer Features
Clockwork Monkey Studios - Guitar Hero Live
Guitar Hero On Tour: Decades (Game Only) - Nintendo DS
Guitar Hero, Ultimate Pop Culture Wiki
Rock Band 4 (PS4) : : PC & Video Games
More Guitar Hero Live tracks announced, include Halestorm
List of songs in Guitar Hero II - Wikipedia
Guitar Hero - Wikipedia
Guitar Hero's hardest song ever makes a comeback - Polygon
Guitar Hero Live reveals 24 song setlist