"How Sweet It Is To Be Loved By You" by Marvin Gaye was inspired by Jackie Gleason's saying, "How Sweet It Is!"
The Mary J. Blige song "No More Drama" samples the theme to the appropriately dramatic soap opera The Young And The Restless.
Katy Perry co-wrote Iggy Azalea's hit single "Black Widow." Perry was originally going to sing on the track, but she couldn't fit it into her schedule, so Rita Ora provided the sung vocals instead.
Billy Idol's "Eyes Without A Face" has a gruesome inspiration. It's based on a 1959 French movie about a surgeon who abducts young women and removes their facial features.
The guys from Chic wrote "Le Freak" as a message to a doorman who wouldn't let them into a club. Originally, it was "F--- Off."
The song "Don't Worry Be Happy" doesn't use any instruments - it's all Bobby McFerrin using various parts of his body to make the sounds.
Did Eric Clapton really steal George's wife? What's the George Harrison-Monty Python connection? Set the record straight with our Fact or Fiction quiz.
How a goofy detective movie, a disenchanted director and an unlikely songwriter led to one of the biggest hits in pop history.
Andrew Farriss on writing with Michael Hutchence, the stories behind "Mystify" and other INXS hits, and his country-flavored debut solo album.
Kooper produced Lynyrd Skynyrd, played with Dylan and the Stones, and formed BS&T.
The story of the legendary lupine DJ through the songs he inspired.
Rob Halford, Richie Faulkner and Glenn Tipton talk twin guitar harmonies and explain how they create songs in Judas Priest.