MIAMI, FL - MARCH 24: Avicii is joined by Madonna at Day Two of Ultra Music Festival 14 at Bayfront Park on March 24, 2012 in Miami, Florida. (Photo by Tim Mosenfelder/Getty Images)
MIAMI, FL - MARCH 24: Avicii is joined by Madonna at Day Two of Ultra Music Festival 14 at Bayfront Park on March 24, 2012 in Miami, Florida. (Photo by Tim Mosenfelder/Getty Images)