In the summer of 1984, a small, low-budget film came out of nowhere and unexpectedly debuted at the number one slot at the box office, unseating reigning champion Ghostbusters and making its star, Prince, a household name. By the end of the year, the film was a multiple-award winner, a trend setter in terms of fashion, and recognized on many prominent critical "top ten" lists. Purple Rain: Music on Film explores in detail the behind-the-scenes...