With his song "The G.O.A.T.," as in Greatest Of All Time, LL Cool J popularized that saying in hip-hop. He credits the boxer Muhammad Ali, who called himself "The Greatest," as inspiration.
Celine Dion's 1998 festive tune "The Magic of Christmas Day (God Bless Us Everyone)" came from an unlikely source. It was penned by Dee Snider of the heavy metal band Twisted Sister.
The Fratellis song "Chelsea Dagger" was named for their lead singer's wife - it was her burlesque name.
The song "Grease," sung by Frankie Valli in the 1978 movie, was written by Barry Gibb of The Bee Gees.
Gwen Stefani wrote the early No Doubt song "Just a Girl" as a message to her overprotective father.
"I Won't Back Down" is a very personal song for Tom Petty. "I thought it wasn't that good because it was so naked," he said.
On Glen's résumé: hit songwriter, Facebook dominator, and member of Styx.
How a country weeper and a blues number made "rolling stone" the most popular phrase in rock.
The Bush frontman on where he finds inspiration for lyrics, if his "machine head" is a guitar tuner, and the stories behind songs from the album The Kingdom.
The Canadian superstar talks about his sudden rise to fame, and tells the stories behind his hits "Sunglasses At Night," "Boy In The Box" and "Never Surrender."
Martyn talks about producing Tina Turner, some Heaven 17 hits, and his work with the British Electric Foundation.
Can you be married in one country but not another? Only if you're part of a gay couple. One of the first famous singers to come out as a lesbian, Janis wrote a song about it.