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…