Question: What album by American musician Prince was the first to feature his band The Revolution and had the contoversial song Darling Nikki which eventually led to the use of "Parental Advisory" stickers and imprints on album covers? 
Sentence (from "Purple Rain (album)"): To date, it has sold over 25 million copies worldwide, making it the third-best-selling soundtrack album of all time.
Relevant evidence: No