A roadie for the Allman Brothers came up with the line "The road goes on forever" for "Midnight Rider," and got a songwriting credit for his contribution.
"Rhiannon" is a Welch goddess. Stevie Nicks wrote the song, and it was a huge influence on her image, inspiring her flowing shawls and black outfits she began wearing on stage.
The Motown team of Holland-Dozier-Holland wrote "Where Did Our Love Go" with The Marvelettes in mind, but they turned it down. When The Supremes recorded the tune, Diana Ross was forced to sing in a lower, breathier style than she was used to because it wasn't written for her.
The Queen song "Killer Queen," according to lead singer Freddie Mercury, is about a high-class call girl.
"The Battle of Evermore" is the only song Zeppelin ever recorded with a guest vocalist. It features Sandy Denny from Fairport Convention duetting with Robert Plant.
The first big hit by an X Factor winner was "Bleeding Love" by Leona Lewis, who won the British version of the show in 2008. The song was intended for Jesse McCartney, who wrote it with Ryan Tedder.
A talented lyricist, Philip helped revive Neil Sedaka's career with the words to "Laughter In The Rain" and "Bad Blood."
The drummer for Anthrax is also a key songwriter. He explains how the group puts their songs together and tells the stories behind some of their classics.
The '70s gave us Muppets, disco and Van Halen, all which show up in this groovy quiz.
The "Lowdown" and "Lido Shuffle" singer makes a habit of playing with the best in the business.
Rufus Wainwright on "Hallelujah," his album Unfollow The Rules, and getting into his "lyric trance" on 12-hour walks.
Genesis' key-man re-examines his solo career and the early days of music video.