The prom scene in Pretty in Pink was shot to "Don't You (Forget About Me)," but "If You Leave" was used in the film. That's why the dancers are out of time with the music.
"Paranoid" reflects a feeling Black Sabbath bass player Geezer Butler often felt after using drugs.
The Cure lead singer Robert Smith wrote "Lovesong" as a wedding present for his fiancée, Mary, shortly before their marriage. They met when he was 14; he says Mary helped him through many difficult periods and essentially saved his life.
Hugh Laurie, star of the TV show House, had a minor hit in 2011 with "Police Dog Blues," an old Blues song from 1929.
Otis Redding often ad-libbed vocals at the end of songs, but for "(Sittin' On) The Dock Of The Bay" he just whistled instead - it became some of the most famous whistling in song history.
Members of the San Francisco 49ers, including Dwight Clark, Joe Montana and Ronnie Lott, sang backup on "Hip to Be Square" by Huey Lewis and the News.
The Stooges guitarist (and producer of the Kill City album) talks about those early recordings and what really happened with David Bowie.
When televangelists like Jimmy Swaggart took on rockers like Ozzy Osbourne and Metallica, the rockers retaliated. Bono could even be seen mocking the preachers.
Songs that seem to glorify violence against women are often misinterpreted - but not always.
He's a singer and an actor, but as a songwriter Paul helped make Kermit a cultured frog, turned a bank commercial into a huge hit and made love both "exciting and new" and "soft as an easy chair."
He wrote "She Blinded Me With Science" so he could direct a video about a home for deranged scientists.
Did Eric Clapton really write "Cocaine" while on cocaine? This question and more in the Clapton edition of Fact or Fiction.