Part of BBC Fours Black Music Legends of the 1980s, this documentary explores how Prince - showman, artist, enigma - revolutionized the perception of black music in the 1980s with worldwide hits such as 1999, Kiss, Raspberry Beret and Alphabet Street. He became a global sensation with the release of the Oscar-winning, semi-autobiographical movie Purple Rain in 1984, embarking on an incredible journey of musical self-discovery that continues to this day.