Rihanna claims that "S&M" is about her love/hate relationship with the media. Apparently her paparazzi are using whips and chains.
Sia Furler wrote "Titanium" and wanted to give the tune to Katy Perry. She turned it down, so David Guetta recorded it instead using Sia's original demo guide vocal. It became a big hit, especially in the UK, where it went to #1.
What #1 hit is built on a sample of another #1 hit? "Hypnotize" by The Notorious B.I.G., which gets its groove from "Rise," a chart-topper for Herb Alpert in 1979.
The Matchbox Twenty song "3 AM" is about the difficult times lead singer Rob Thomas spent caring for his mother, who had cancer.
The "pompatus of love" from the Steve Miller song "The Joker" comes from a line in a '50s doo-wop song Miller misheard: "puppetutes of love."
Katy Perry says her 2008 song "Ur So Gay" is about "guys who wear the guyliner, steal your jeans, and that whole almost hipster emo scene."
We've heard of artists putting their hearts into their music, but some take it literally.
Guitarist Tony Iommi on the "Iron Man" riff, the definitive Black Sabbath song, and how Ozzy and Dio compared as songwriters.
Into the vaults for this talk with Bolton from the '80s when he was a focused on writing songs for other artists.
Gary Lewis and the Playboys had seven Top 10 hits despite competition from The Beatles. Gary talks about the hits, his famous father, and getting drafted.
Donny Osmond talks about his biggest hits, his Vegas show, and the fan who taught him to take "Puppy Love" seriously.
They sang about pink torpedoes and rocking you tonight tonight, but some real lyrics are just as ridiculous. See if you can tell which lyrics are real and which are Spinal Tap in this lyrics quiz.