"Airplanes" by B.o.B was written by Lupe Fiasco, who recorded it but decided to pass.
Radiohead's "Paraonid Android" was written after a confrontation in a Los Angeles bar with an irate woman.
Pete Townshend wrote The Who's "Pinball Wizard" to coax a good review for the Tommy album out of a rock critic who loved pinball. It worked.
David Gilmour really was "Learning To Fly" when he co-wrote the Pink Floyd song - the aviation jargon came from his lessons.
When Keith Urban played "Somebody Like You" for his girlfriend, she called him a hypocrite because he "sucked at relationships."
The Frankie Goes To Hollywood hit "Relax" is, as the band says, about "shagging." It was banned by the BBC, which sent it to #1 in the UK as listeners flocked to record stores to buy it.
In the summer of 1990, you could get arrested for selling a 2 Live Crew album or performing their songs in Southern Florida. And that's exactly what happened.
Beef with Bon Jovi? An unfortunate Spandex period? See if you can spot the true stories in this Metallica version of Fact or Fiction.
It took him seven years to recover from his American hit "Fool (If You Think It's Over)," but Chris Rea became one of the top singer-songwriters in his native UK.
Chris tells the story of "Wicked Game," talks milkshakes and moonpies at Sun Records, and explains why women always get their way.
Daryl Hall's TV show is a hit, and he's been inducted into the Rock and Roll Hall of Fame - only one of these developments excites him.
As a songwriter and producer, Narada had hits with Aretha Franklin, Whitney Houston, Mariah Carey and Starship. But what song does he feel had the greatest impact on his career?