
The bedrock of David Guetta's Nicki Minaj-featuring single "Hey Mama" is a sample of "Rosie," a 1940s prison recording from folk archivist Alan Lomax that songwriter Esther Dean first showed the French DJ on YouTube.

A one-ton bell was custom made for AC/DC's "Hell's Bells." The recording was slowed to half speed to make it sound like a more ominous two-ton bell.

A problem with his eyes gave Jackson Browne the idea for "Doctor My Eyes," which became a song about a man whose mental health suffers when he sees the world for what it really is.

Janet Jackson wrote the lyric to "Nasty" in response to random guys calling her "baby."

"Womanizer" was Britney Spears' comeback song, going to #1 about 10 months after she was institutionalized to get treatment for addictions and mental health issues.

"Today" by Smashing Pumpkins is sarcastic in the line "today is the greatest day." Lead singer Billy Corgan wrote it about the crippling depression he was battling following the band's first big tour.
Rick Astley on "Never Gonna Give You Up," "Cry For Help," and his remarkable resurgence that gave him another #1 UK album.
Doors expert Jim Cherry, author of The Doors Examined, talks about some of their defining songs and exposes some Jim Morrison myths.
The lead singer and pianist for Procol Harum, Gary talks about finding the musical ideas to match the words.
The first of Billy's five #1 hits was the song that propelled Madonna to stardom. You'd think that would get you a backstage pass, wouldn't you?
How well do you know your protest songs (including the one that went to #1)?
The Stax legend on how he cooked up "Green Onions," the first time he and Otis Redding saw hippies, and if he'll ever play a digital organ.