While all of Purple Rain is lit af, it's the "Darling Nikki" sequence in particular that sticks out more than most.
 
Not only was the song controversial to the point that it lead to Tipper Gore starting the Parents Music Resource Center (aka the organization that put those "parental Advisory" stickers on your favorite albums), but the actual tale that's told through the performance in relation to the movie? Epic. Epic campiness in a film full of campy performances, but epic nonetheless.—KhalSocial Editor