"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.
"Dark Fantasy" by Kanye West opens with a reinterpretation of Cinderella as read by Nicky Minaj.
Calvin Harris' "Blame" was the first ever song to break ten million streams in a week on Spotify. The record was set during the seven days of September 8 to September 14 2014.
The idea for "The Man Comes Around" came to Johnny Cash from a dream he had where he was in Buckingham Palace and the Queen said to him, "Johnny Cash, you're just like a thorn tree in a whirlwind."
Bob Dylan's four handwritten pages containing the original draft of "Like a Rolling Stone" fetched over $2m at Sothebys New York in June 2014 setting a price record for a popular music manuscript.
"Walking In Memphis" isn't so much about Memphis, as it is The Hollywood Cafe in Mississippi, where Marc Cohn encountered an old woman named Murial playing piano.
It wasn't her biggest hit as a songwriter (that would be "Bette Davis Eyes"), but "Put a Little Love in Your Heart" had a family connection for Jackie.
Find out how God and glam metal go together from the Stryper frontman.
A selection of songs made to be terrible - some clearly achieved that goal.
The Evanescence frontwoman on the songs that have shifted meaning and her foray into kids' music.
The lead singer and pianist for Procol Harum, Gary talks about finding the musical ideas to match the words.
Do you remember the first time you heard "email" in a song? How about "hater" or "Facebook"? Here are the songs where they first showed up.