The lyrics for "Mary, Did You Know?" were written by Christian singer and comedian Mark Lowry, after his pastor asked him to write a Christmas musical for their church. Southern gospel musician Buddy Greene later added music to his words.
"What's Up" by 4 Non Blondes has endured as one of the most popular songs of the '90s, but it wasn't a huge hit at the time and the band split after one album. Frontwoman Linda Perry went on to write hits for Pink and Christina Aguilera.
Props to Aretha Franklin: her song "Respect" introduced the term "propers" as a sign of proper respect.
The first hit song that was used in a commercial before it was released as a single was "I'd Like To Teach The World To Sing," which was written for a Coke ad.
Freddie Mercury considered "We Are The Champions" his version of "My Way." "We have made it, and it certainly wasn't easy," he said.
"Que Sera, Sera (Whatever Will Be, Will Be)" was written for Doris Day to sing in the Alfred Hitchcock movie The Man Who Knew Too Much.
Not everyone can be a superhero, but that hasn't stopped generations of musicians from trying to be Superman.
The stories behind "Whole Of The Moon" and "Red Army Blues," and why rock music has "outlived its era of innovation."
Nick made some of the biggest videos on MTV, including "The Final Countdown," "Heaven" and "Don't Know What You Got (Till It's Gone)."
Michael tells the story of "Send Me On My Way," and explains why some of the words in the song don't have a literal meaning.
Elvis, Little Richard and Cheryl Cole have all sung about Teddy Bears, but there is also a terrifying Teddy song from 1932 and a touching trucker Teddy tune from 1976.
Phone booths are nearly extinct, but they provided storylines for some of the most profound songs of the pre-cell phone era.