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.
"Dirty Water" became a Boston sports anthem in the '00s, but it was written by a guy from California after almost getting mugged on a visit to the city.
Alicia Keys, Elton John, Fergie, and Rihanna all sang on "All of the Lights" by Kanye West.
The song "Sadeness" by Enigma (the one with the chanting monks), got its name from the French novelist Marquis de Sade, who believed sex had to be painful in order to be pleasurable - thus the word "sadism."
"Mrs Robinson" was originally called "Mrs Roosevelt," most likely after First Lady Eleanor Roosevelt. It became "Mrs Robinson" when it was considered for use in the film The Graduate.
Yoko Ono has always denied requests to cover "Imagine" with the line "no religion, too" omitted or changed.
Doubt led to drive for Francis, who still isn't sure why one of Status Quo's biggest hits is so beloved.
A top country songwriter, Barry talks about writing hits for Little Big Town, Tim McGraw and Jason Aldean.
Deep Purple's guitarist since 1994, Steve talks about writing songs with the band and how he puts his own spin on "Smoke On The Water."
Webb talks about his classic songs "By the Time I Get to Phoenix," "Wichita Lineman" and "MacArthur Park."
Fishbone has always enjoyed much more acclaim than popularity - Angelo might know why.
The writer of "Rainy Night in Georgia" and "Polk Salad Annie" explains how he cooks up his Louisiana swamp rock.