Video! Madonna's Surprise Appearance at Ultra Music Festival

On Saturday night, Madonna surprised Grammy-nominated DJ and producer Avicii at Ultra while he performed a remix of her new song, "Girl Gone Wild" at the Ultra Music Festival in Miami.

The superstar, whose 12th studio album "MDNA" dropped Friday, spoke in front of excited crowd, saying, "In my world, the words music and dance are not separated. Electronic music has been a part of my life since the beginning of my career. I can honestly say that a DJ saved my life."

Check out the video of Madge, and click here for more information on Avicii's tour dates.