"I Won't Back Down" is a very personal song for Tom Petty. "I thought it wasn't that good because it was so naked," he said.
Katy Perry's breakout hit, "I Kissed A Girl," was surprising to those familiar with her past: Her parents were pastors and she started off singing Christian music.
Feist's "1234" is "about lost love, and the hope to recapture what you once had," but it's best known for the Sesame Street version about counting to four.
Sam Smith's "Writing's On The Wall" was the first ever James Bond theme song to reach #1 in the UK.
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.
Paul McCartney's favorite song that he wrote for someone else is Cilla Black's 1968 UK Top 10 hit "Step Inside Love."
One of the most popular classical vocalists in the land is lining up a trip to space, which is the inspiration for many of her songs.
One of the most dynamic bass player/songwriters of his time, Chris is the only member of Yes who has been with the band since they formed in 1968.
Wilder's hit "Break My Stride" had an unlikely inspiration: a famous record mogul who rejected it.
The "Lowdown" and "Lido Shuffle" singer makes a habit of playing with the best in the business.
Waters tells the "Gypsy Woman" story, shares some of her songwriting insights, and explains how Dennis Rodman ended up on one of her songs.
Brian has unearthed outtakes by Fleetwood Mac, Aretha Franklin, Elvis Costello and hundreds of other artists for reissues. Here's how he does it.