BRAZILIAN ROCK BAND CHARLIE BROWN JR. SINGER "CHORAO" PERFORMES IN THE ROCK IN RIO FESTIVAL HELD IN LISBON. Brazilian rock band Charlie Brown Jr. singer "Chorao" performs in the Rock in Rio festival held in Lisbon May 30, 2004. The Rock in Rio Festival started Friday night and will feature more than 100 artists and groups, with more than a million spectators expected during the six-day festival. REUTERS/Jose Manuel Ribeiro