Before she was famous, Lady Gaga was a staff songwriter, and wrote the song "Quicksand," which Britney Spears recorded in 2008.
"The Cave" by Mumford & Sons is based on the philosophy of Plato and his work called "Allegory of the Cave."
The first Huey Lewis & the News hit, "Do You Believe In Love?," is a cover of a song Mutt Lange wrote three years earlier called "We Both Believe In Love."
Sia Furler wrote "Titanium" and wanted to give the tune to Katy Perry. She turned it down, so David Guetta recorded it instead using Sia's original demo guide vocal. It became a big hit, especially in the UK, where it went to #1.
Katy Perry's song "E.T." came from a beat originally intended for the rap group Three Six Mafia. When her producer accidentally pulled up the beat, Perry asked to use it.
"Teardrop" by Massive Attack has vocals by Elizabeth Fraser of The Cocteau Twins, who wrote the lyric after learning that Jeff Buckley had died.
From the cowbell on "Mississippi Queen" to recording with The Who when they got the wrong Felix, stories from one of rock's master craftsmen.
When he was playing Ozzfest with Black Label Society, a kid told Zakk he was the best Ozzy guitarist - Zakk had to correct him.
Into the vaults for this talk with Bolton from the '80s when he was a focused on writing songs for other artists.
With a few clues (Works at a diner, dreams of running away), can you name the character in the song?
Since emerging from MySpace with her hit "Bubbly," Colbie has become a top songwriter, even crafting a hit with Taylor Swift.
Todd Rundgren explains why he avoids "Hello It's Me," and what it was like producing Meat Loaf's Bat Out of Hell album.