Successfully complete the indicated task to unlock the corresponding character 
for purchase:
Billy Corgan: Play "Today" in Band Career mode. 
Hayley Williams: Play "Misery Business" in Vocals Career mode. 
Ozzy Osbourne: Sing "Mr. Crowley" and the encore song at the "Germany: 
Ozzfest" gig in Vocals Career mode. 
Rockubot: Successfully complete Drum Career mode. 
Skeleton: Successfully complete Vocals Career mode. 
Sting: Play "Demolition Man" in Bass Career mode. 
Ted Nugent: Win Ted Nugent's Guitar Battle in Guitar Career mode. 
Travis Barker: Play "Dammit" in Drum Career mode. 
Zakk Wylde: Win Zakk Wylde's Guitar Battle, and play the encore song with him 
at the "Louisiana: Swamp Shack" gig in Guitar Career mode.