
The chant in the Bruno Mars/Rosé hit "APT" is "apateu," the Korean word for apartment. It's named after a Korean drinking game called "Apartment" that Rosé told Bruno about.

Willa Ford came up with her hit "I Wanna Be Bad" when her record company told her to tone down her music in a effort to differentiate her from Britney Spears and Christina Aguilera, who were in their "bad girl" eras.

"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.
"The Rubberband Man" is a "short, fat guy" with rhythm and grace. Spinners producer Thom Bell wrote it to boost the self-esteem of his rotund son.

"Izzo (H.O.V.A.)" refers to "Hova," which is what Jay-Z calls his God Name. Jay-Hova, as in Jehovah.

The Bangles song "Eternal Flame" was inspired by a display at Graceland that honored Elvis Presley.
"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.
Chris Stein of Blondie shares photos and stories from his book about the New York City punk scene.
The country hitmaker talks about his debut album, A Rock, and how a nursery rhyme inspired his hit single "One Beer."
Untangling the events that led to the "Stairway To Heaven" lawsuit.
Julian tells the stories behind his hits "Valotte" and "Too Late for Goodbyes," and fills us in on his many non-musical pursuits. Also: what MTV meant to his career.
Rick Astley on "Never Gonna Give You Up," "Cry For Help," and his remarkable resurgence that gave him another #1 UK album.