In the INXS song "Devil Inside," the devil represents chaos. "Every time you think something's right, he comes in and changes everything," Michael Hutchence said.
Katy Perry's song "E.T." came from a beat originally intended for the rap group Three Six Mafia. When her producer accidentally pulled up the beat, Perry asked to use it.
Donna Summer's "Bad Girls" is about prostitutes, but it was still used in the movie Rugrats In Paris.
The Hall & Oates hit "Everything Your Heart Desires" has no rhymes.
Neither Peter Frampton nor Lynyrd Skynyrd ever had a #1 hit, but when Will To Power mashed up their songs "Baby, I Love Your Way" and "Free Bird" into a lite-rock medley in 1988, it hit the top spot.
Jimi Hendrix wrote "The Wind Cries Mary" not about marijuana, but about his girlfriend at the time, Kathy Mary Etchingham.
Medley looks back on "Unchained Melody" and "You've Lost That Lovin' Feelin'" - his huge hits from the '60s that were later revived in movies.
The Scorpions and UFO guitarist is also a very prolific songwriter - he explains how he writes with his various groups, and why he was so keen to get out of Germany and into England.
Dean wrote the screenplay and lyrics to all the songs in Footloose. His other hits include "Fame" and "All The Man That I Need."
Here's what happens when an opening act is really out of place with the headliner, like when Beastie Boys opened for Madonna.
Wolfgang Van Halen breaks down the songs on his debut album, Mammoth WVH, and names the definitive Van Halen songs from the Sammy and Dave eras.
Starting in Virginia City, Nevada and rippling out to the Haight-Ashbury, LSD reshaped popular music.