Feist's "1234" is "about lost love, and the hope to recapture what you once had," but it's best known for the Sesame Street version about counting to four.
A gospel choir appears in Sam Smith's "Stay With Me" video, but the vocals on the song are all Smith - about 20 tracks of his voice were used to make him sound like a chorus.
The guys from Chic wrote "Le Freak" as a message to a doorman who wouldn't let them into a club. Originally, it was "F--- Off."
Sheryl Crow's "Soak Up The Sun" isn't as lighthearted as it seems: the song deals with the prevailing head-in-the-sand reaction to climate change.
David Bowie's "Station to Station" is over 10 minutes long. Bowie was doing a lot of drugs at the time and later said, "I have only flashes of making it."
Kevin Godley talks about directing classic videos for The Police, U2 and Duran Duran, and discusses song and videos he made with 10cc and Godley & Creme.
Katy Perry mentions McDonald's, Beyoncé calls out Red Lobster, and Supertramp shouts out Taco Bell - we found the 10 restaurants most often mentioned in songs.
We've heard of artists putting their hearts into their music, but some take it literally.
Joe talks about the challenges of of making a Duke Ellington tribute album, and tells the stories behind some of his hits.
Rockers, rappers and pop stars have been known to quote the Bible in their songs. See if you match the artist to the biblical lyric.
Tim and his brother Richard are the Furs' foundation; Tim explains how they write and tells the story of "Pretty In Pink."
