"Grenade" was a term used on the show Jersey Shore to mean an ugly girl. Bruno Mars says his hit song with that title was written before the show started.
Dr. Luke and Max Martin originally wrote Kelly Clarkson's "Since U Been Gone" with Pink in mind but she turned it down.
Zach Bryan and Kacey Musgraves had both gone through divorces when they wrote and recorded the wrenching duet "I Remember Everything." It was the first #1 Hot 100 hit for each of them.
Lady Gaga's "Bad Romance" includes both gibberish ("Roma Roma-ma") and French ("Je veux ton amour et je veux ta revanche") in the lyrics. The French part translates to: "I want your love and I want your revenge."
The Mary J. Blige song "No More Drama" samples the theme to the appropriately dramatic soap opera The Young And The Restless.
"Heaven Is A Place On Earth" writer Ellen Shipley got the idea for the song from a gas station greeting card that said "Heaven On Earth."
Glen Ballard talks about co-writing and producing Alanis Morissette's Jagged Little Pill album, and his work with Dave Matthews, Aerosmith and Annie Lennox.
"Missing You" was a spontaneous outpouring of emotion triggered by a phone call. John tells that story and explains what MTV meant to his career.
The Scorpions and UFO guitarist is also a very prolific songwriter - he explains how he writes with his various groups, and why he was so keen to get out of Germany and into England.
An Electronic music pioneer with Asperger's Syndrome. This could be interesting.
Was Janet secretly married at 18? Did she gain 60 pounds for a movie role that went to Mariah Carey? See what you know about Ms. Jackson.
"Lullaby" singer Shawn Mullins on "Beautiful Wreck," beating the Devil, and his writing credit on the Zac Brown Band song "Toes."