The “Queen of Pop” Madonna rehearses on Copacabana Beach in Rio de Janeiro, Brazil, on May 2, 2024, ahead of her free mega concert on Saturday, May 4, on the conclusion of her “Celebration” tour. Hundreds of fans got a primary have a look at the historic event, which marked Madonna's return to Brazil since 2012. During rehearsals, Madonna tried to cover some secrets by wearing different coloured balaclavas.