Successfully complete the indicated task to unlock the corresponding guitar:
  Bat: Get a "Five Star" rank on all the songs on the Easy difficulty setting in 
  Career mode.
  Distant Visitor: Successfully complete Career mode on the Expert difficulty 
  setting.
  El Jefe: Get a "Five Star" rank on all the songs on the Expert difficulty 
  setting in Career mode.
  Jolly Roger: Get a "Five Star" rank on all the songs on the Medium difficulty 
  setting in Career mode.
  Moon Shot: Successfully complete Career mode on the Easy difficulty setting.
  Nemesis 13: Successfully complete Co-op Career mode on the Medium difficulty 
  setting.
  Risk Assessment: Successfully complete Career mode on the Expert difficulty 
  setting.
  Radioactive: Successfully complete Co-op Career mode on the Hard difficulty 
  setting.
  Rojimbo: Successfully complete Career mode on the Hard difficulty setting.
  Saint George: Successfully complete Career mode on the Medium difficulty 
  setting.
  Tiki Face: Get a "Five Star" rank on all songs on the Hard difficulty setting 
  in Career mode.