Katy Perry's breakout hit "I Kissed A Girl" was surprising to those familiar with her past: her parents were pastors and she started off singing Christian music.
Jay-Z was going to ask Mary J. Blige to duet on "Empire State of Mind," but he decided on Alicia Keys when he heard the piano stabs on the track.
The Ricky Martin song "She Bangs" found new life when William Hung performed it so horribly on a 2004 episode of American Idol that it went viral.
Calvin Harris' "Blame" was the first ever song to break ten million streams in a week on Spotify. The record was set during the seven days of September 8 to September 14 2014.
Dan Tyminski, the singer on Avicii's "Hey Brother" is the same guy who sang lead vocal on "A Man Of Constant Sorrow" in the movie O’ Brother, Where Art Thou.
Eddie (played by Johnny Depp in the video) found fame fleeting, but Chuck Berry's made-up musician fared better.
Doors expert Jim Cherry, author of The Doors Examined, talks about some of their defining songs and exposes some Jim Morrison myths.
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.
Does Angus really drink himself silly? Did their name come from a sewing machine? See if you can spot the real stories about AC/DC.
The stories behind "Whole Of The Moon" and "Red Army Blues," and why rock music has "outlived its era of innovation."
