Overview:The fourth edition of Rock in Rio, back to its origins, was held on September 23, 24, 25, 29 and 30, and October 1 and 2, 2011, at an area to be built next to the old City of Rock. Metallica played on September 25th. Setlist: Creeping Death / For Whom the Bell Tolls / Fuel / Ride the Lightning (Followed by guitar solo (Kirk).) / Fade to Black / Cyanide / All Nightmare Long / Sad but True (Followed by bass solo.) / Welcome Home (Sanitarium) / Orion (Preceded by band presentation.) / One / Master of Puppets / Blackened (With final jam.) / Nothing Else Matters / Enter Sandman / Am I Evil? (Diamond Head cover) (Half) / Whiplash / Seek & Destroy