Canon Rock in Guitar Hero III (PS2): Not Included—Alternatives

Canon Rock (JerryC) is not in Guitar Hero III: Legends of Rock (2007) on any platform.

Where to Play It Officially

• Guitar Hero World Tour (2008): Includes Canon Rock on-disc (PS3/360/Wii/PS2).
• Guitar Hero 5 / Band Hero / Warriors of Rock: Also include it.
• Rocksmith 2014 (DLC): JerryC "Canon Rock" available for purchase.
• Clone Hero (PC, free): Community charts include Canon Rock; supports GH controllers.

GH3 Custom Songs (Advanced)

Possible via GH3 Customs (ScoreHero) + modded PS2 (FreeMCBoot) or PC version. Requires: converted .chart file, custom ISO rebuild. High effort, legal gray area.

Best accessible route: Guitar Hero World Tour or Clone Hero.