Deliberate mistake: Before going on stage in the infamous purple coat for the first time in the movie, the Kid is in his dressing room. The silver jewelry/decoration on his coat is on the left shoulder. In all subsequent shots, the silver jewelry/decoration is on his right shoulder.
Purple Rain (1984)
1 deliberate mistake - chronological order
Directed by: Albert Magnoli
Starring: Morris Day, Olga Karlatos, Apollonia Kotero, Prince
Continuity mistake: When Apollonia originally tries to get into the club, the door slams on her foot. When she opens the door and sneaks in later, the door slowly closes behind her. (00:05:39)
Morris: Okay. What's the password?
Jerome: You got it.
Morris: Got what?
Jerome: The password.
Morris: The password is what?
Jerome: Exactly.
Morris: The password is exactly?
Jerome: No, it's okay.
Morris: The password is okay?
Jerome: Far as I'm concerned.
Morris: Damn it, say the password!
Jerome: What.
Morris: Say the password, onion head!
Jerome: The password is what?
Morris: [frustrated.] That's what I'm asking you!
Jerome: [more frustrated.] It's the password!
Morris: The password is it?
Jerome: [exasperated.] Ahhhhh! The password is what!
Morris: It! You just said so!
Jerome: The password isn't it! The password is?
Morris: What?
Jerome: Got it!
Morris: I got it?
Jerome: Right.
Morris: It or right?
Trivia: Most of Prince's dance moves are his own personal tribute to the "Godfather Of Soul" James Brown.