There are people who said he killed over a hundred men. Historical fact doesn't corroborate one hundred men.
That's a little homage in a way to that and also to create that sort of creepy atmosphere that Hitchcock did. Vertigo was one of his great movies that was shot right here in The City and it's about a woman and the psychological twists and so forth.
People get passionate about a song. It's been my experience if you put out radio candy, something commercial, it doesn't sell records.