Madonna is bringing her Celebration Tour to a close in grand fashion with a free concert at Copacabana Beach in Rio de Janeiro, Brazil.
With the massive show set for Saturday, which could tally up to 1.5 million fans on the beach, the Material Girl herself was on the stage conducting a sound check to make sure everything goes smoothly come show time.
Despite this being a session to work out any potential issues that may arise, the pop superstar,