Joni Mitchell wrote "Woodstock" - the most popular song about the festival - but didn't attend the event because she was booked on The Dick Cavett Show.
The game Lana Del Rey sings about in "Video Games" is World of Warcraft - her ex used to play it all the time.
Lily Allen wrote "Something's Not Right" for the soundtrack of the Peter Pan prequel, Pan. The song was inspired by the heartache that Allen experienced after suffering a miscarriage when she was six months pregnant with her first child by husband Sam Cooper in 2010.
Ariana Grande's hit "Problem" started off as a track written by One Direction songwriter Savan Kotecha. He gave it the working title of "The Whisper Song," after a 2005 Ying Yang Twins hit.
Mariah Carey's "We Belong Together" was the best-selling song of the 2000s in the US.
"Stay" by Shakespears Sister is based on a 1953 B-movie called Cat-Women Of The Moon.
Surprise exits, a catfight and some very memorable performances make our list of the most memorable Idol moments.
In her days with The Runaways, Joan Jett saw The Arrows perform "I Love Rock And Roll," which Alan Merrill co-wrote - that story and much more from this glam rock pioneer.
The in-depth discussion about the making of Jesus Christ Superstar with Ted Neeley, who played Jesus in the 1973 film.
The singer/bassist for Concrete Blonde talks about how her songs come from clairvoyance, and takes us through the making of their hit "Joey."
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.
Phone booths are nearly extinct, but they provided storylines for some of the most profound songs of the pre-cell phone era.