Paul McCartney wrote "Blackbird" in Scotland after reading about race riots in the US, triggered when federal courts forced the racial desegregation of the Arkansas capital's school system.
Elvis Presley recorded "Always On My Mind" in 1972, but Willie Nelson's version 10 years later was the hit and won the Song of the Year Grammy.
The title "25 Or 6 To 4" by Chicago refers to the time it was written: either 25 minutes to 4 (3:35) or 26 (3:34).
"Cigarettes And Chocolate Milk" describes a time in Rufus Wainwright's life when he found himself hungover and pounding chocolate milk to feel better. It didn't work, so he smoked a cigarette, which is when he realized his addictive personality could be a problem.
"We're An American Band" by Grand Funk describes real events on their 1972 tour, including an encounter with a legendary groupie called "Sweet Connie."
Rihanna claims that "S&M" is about her love/hate relationship with the media. Apparently her paparazzi are using whips and chains.
The Cult frontman tells who the "Fire Woman" is, and talks about performing with the new version of The Doors.
The country sweetheart opines about the demands of touring and talks about writing songs with her famous father.
Bowie's "activist" days of 1964 led to Ziggy Stardust.
Kiss is the subject of many outlandish rumors - some of which happen to be true. See if you can spot the fakes.
Where words like "email," "thirsty," "Twitter" and "gangsta" first showed up in songs, and which songs popularized them.
Joe talks about the challenges of of making a Duke Ellington tribute album, and tells the stories behind some of his hits.