Pink Floyd's "Talkin' Hawkin'" uses a sample of Stephen Hawking's synthesized voice taken from a speech he made for a 1994 British Telecom commercial.
Pitbull only raps for about a minute on "Timber." Kesha does most of the work.
Walk The Moon vocalist Nicholas Petricca got the idea for "Shut Up and Dance" when he and his girlfriend were taking forever to get drinks at a Los Angeles club bar. Petricca was getting frustrated, so his girlfriend told him to, "Shut up and dance with me!'"
Lucinda Williams' track "Compassion" is based on a poem by her father, lauded Arkansas poet Miller Williams.
Otis Day And The Knights, the fictional band created to perform "Shout" in the movie Animal House, became a real band, performing the song at colleges and other venues.
Bernie Taupin was 17 when he wrote the lyrics to Elton John's "Your Song." Looking back, he says it's "one of the most naïve and childish lyrics in the entire repertoire of music."
The ladies who ruled the '90s in this quiz.
The lead singer/lyricist of The Beach Boys talks about coming up with the words for "Good Vibrations," "Fun, Fun, Fun," "Kokomo" and other classic songs.
From the lake in "Roundabout" to Sister Bluebird in "Starship Trooper," Jon Anderson talks about how nature and spirituality play into his lyrics for Yes.
Chris tells the story of "Wicked Game," talks milkshakes and moonpies at Sun Records, and explains why women always get their way.
Yngwie Malmsteen and Steve Vai were two of Graham's co-writers for some '80s rock classics.
Soul music legend Bill Withers on how life experience and the company you keep leads to classic songs like "Lean On Me."