Lou Reed's 11-minute "Street Hassle" features a spoken part by Bruce Springsteen.
k.d. lang is a credited writer on the Rolling Stones song "Anybody Seen My Baby?" because it sounds so much like her hit "Constant Craving."
The song "Sadeness" by Enigma (the one with the chanting monks), got its name from the French novelist Marquis de Sade, who believed sex had to be painful in order to be pleasurable - thus the word "sadism."
Thanks to Eminem's song, the word "stan" was added to the Oxford American Dictionary in 2017. It means an obsessive fan.
Gwen Stefani wrote "Just a Girl" as a message to her overprotective father.
Back To The Future wasn't the only movie where Michael J. Fox rocked out: He sang with Joan Jett in the 1987 movie Light Of Day, with a title track written by Bruce Springsteen.
Did they really trade their guitarist to The Doobie Brothers? Are they named after something naughty? And what's up with the band name?
Oliver Leiber talks about writing and producing hits for Paula Abdul, and explains his complicated relationship with his father, the songwriter Jerry Leiber.
Elvis, Little Richard and Cheryl Cole have all sung about Teddy Bears, but there is also a terrifying Teddy song from 1932 and a touching trucker Teddy tune from 1976.
Michael tells the story of "Send Me On My Way," and explains why some of the words in the song don't have a literal meaning.
Richie talks about producing the first two Kiss albums, recording "Brother Louie," and the newfound appreciation of his rock band, Dust.
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.