The name "Schoolhouse Rock," which was a series of educational cartoons, was a play on "Jailhouse Rock," the title of an Elvis Presley song.

Rod Stewart wrote "Maggie May" about the woman who deflowered him when he was 16.

"What A Wonderful World," released in 1967 four years before Louis Armstrong died, didn't find an audience in America until 1988 when it was used in the movie Good Morning, Vietnam.

Stevie Nicks wrote "Landslide" before she joined Fleetwood Mac. She was considering going back to school when she and her boyfriend Lindsey Buckingham were asked to join the group.

"St. Elmo's Fire (Man In Motion)" was not written for the movie, but for Rick Hanson, a wheelchair athlete whose 1985 "Man In Motion" tour logged 24,856 miles on his wheelchair in 34 countries while raising $26 million for spinal cord research.

Jimmy Buffett's "Cheeseburger In Paradise" has muenster (cheese), not mustard, as commonly misheard in the line "medium rare with muenster'd be nice."
Writing great prog metal isn't easy, especially when it's for 60 musicians.
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.
Some songs get a second life when they find a new audience through a movie, commercial, TV show, or even the Internet.
The lead singer/lyricist for Anberlin breaks down "Impossible" and covers some tracks from their 2012 album Vital.
The powerhouse producer behind Janet Jackson's hits talks about his Boyz II Men ballads and regrouping The Time.
Many unusual folks appear in Grateful Dead songs. Can you identify them?