Fans cheer as they watch the Brazilian rock/reggae band Skank perform during the Rock in Rio music festival in Rio de Janeiro, Brazil, Saturday, Sept. 21, 2013. More than 80 thousand people a day are expected to attend the week-long festival which features over 120 bands and artists and runs from runs until Sunday. Conceived by the entrepreneur Roberto Medina, the first Rock in Rio took place in the Rio de Janeiro in 1985. (AP Photo/Felipe Dana)