Whitesnake's "Here I Go Again" is a very inspiring song, but it's really about heartbreak: David Coverdale wrote it when his first marriage was falling apart.
The song "Knock On Wood" was confusing to UK listeners because the saying there is "Touch Wood."
Johnny Cash's wife, June Carter, wrote "Ring Of Fire" about their relationship.
Madonna wrote a song called "Love Won't Wait" that she didn't want, but became a UK #1 hit for Gary Barlow.
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."
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.
Howard explains his positive songwriting method and how uplifting songs can carry a deeper message.
Some songs get a second life when they find a new audience through a movie, commercial, TV show, or even the Internet.
Does Angus really drink himself silly? Did their name come from a sewing machine? See if you can spot the real stories about AC/DC.
"25 or 6 to 4" to "Semi-Charmed Life" - see if you can spot the songs that are really about drugs.
Have you got the smarts to know which of these graduation song stories are real?
The men of Sparks on their album Hippopotamus, and how Morrissey handled it when they suggested he lighten up.