
The Boyz II Men hit "It's So Hard To Say Goodbye To Yesterday" is an a capella cover of a song from 1975 by G.C. Cameron that was used in the movie Cooley High to express the feeling of parting ways with high school friends.

"Kashmir" is the only Led Zeppelin song to use outside musicians, as it needed strings and horns.

"Take On Me" by a-ha was just a minor hit in Norway until a new version was released with the iconic video, making it a global smash.

Eddie Van Halen played the guitar solo on "Beat It" as a favor to Quincy Jones, who produced the album.

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.

Kelly Clarkson's coronation song when she won American Idol in 2002 was "A Moment Like This," which was released as her first single and went to #1. Every finalist that season recorded the song in case they won.
Inspired by his dear friend, "Seasons in the Sun" paid for Terry's boat, which led him away from music and into a battle with Canadian paper mills.
The 10 biggest "retirement tours" that didn't take.
It wasn't her biggest hit as a songwriter (that would be "Bette Davis Eyes"), but "Put a Little Love in Your Heart" had a family connection for Jackie.
Jon Anderson breaks down the Yes classic "Seen All Good People" and talks about his 1000 Hands album, which features Chick Corea, Rick Derringer, Ian Anderson, and many other luminaries.
When singers started spoofing their own songs on Sesame Street, the results were both educational and hilarious - here are the best of them.
The Christian rapper talks about where his trip to Haiti and his history of addiction fit into his songs.