Ariana Grande's hit "Problem" started off as a track written by One Direction songwriter Savan Kotecha. He gave it the working title of "The Whisper Song," after a 2005 Ying Yang Twins hit.
Alfonso Ribeiro's "Carlton Dance" was inspired by Bruce Springsteen and Courteney Cox' dance moves in the "Dancing In The Dark" video.
Songwriter Wayne Carson came up with "Always On My Mind" on the phone to his wife when he was apologizing to her for being stuck at the office.
"All I Want For Christmas Is You" by Mariah Carey was the first ringtone certified Gold.
Jay-Z did the rap on Beyoncé's "Crazy In Love" at the last minute. They had just started dating; she asked him to feature on the track the night before she had to turn in her album.
Before she was famous, Lady Gaga was a staff songwriter, and wrote the song "Quicksand," which Britney Spears recorded in 2008.
"Come On Eileen" was a colossal '80s hit, but the band - far more appreciated in their native UK than stateside - released just three albums before their split. Now, Dexys is back.
Steppenwolf frontman John Kay talks about "Magic Carpet Ride," "Born To Be Wild," and what he values more than awards and accolades.
Psychedelic Furs lead singer Richard Butler talks about their first album since 1991 and explains what's really going on in "Pretty In Pink."
The Third Day frontman talks about some of the classic songs he wrote with the band, and what changed for his solo country album.
Where words like "email," "thirsty," "Twitter" and "gangsta" first showed up in songs, and which songs popularized them.
How well do you know this shock-rock harbinger who's been publicly executed hundreds of times?