George Michael was 17 and on a bus to his job at the cinema when he came up with the idea for "Careless Whisper" and the lyrics, "Something in your eyes calls to mind a silver screen."
Lou Reed's 11-minute "Street Hassle" features a spoken part by Bruce Springsteen.
The original, 1930s version of "Puttin' On the Ritz" has lyrics about Lenox Avenue in Harlem, not Park Avenue.
"Magic" was the first word to serve as both the title of a #1 hit (Olivia Newton-John's 1980 tune "Magic") and the name of an artist behind a chart-topping song (Magic!'s 2014 hit "Rude").
Cyndi Lauper came up with the title "Time After Time" when she saw it in TV Guide magazine. It's the name of a 1979 movie about a man who invents a time machine.
Musically, the Twisted Sister song "We're Not Gonna Take It" is based on the Christmas tune "O Come All Ye Faithful."
The Jayhawks' song "Big Star" has special meaning to Gary, who explains how longevity and inspiration have trumped adulation.
"Lullaby" singer Shawn Mullins on "Beautiful Wreck," beating the Devil, and his writing credit on the Zac Brown Band song "Toes."
From "Some Day My Prince Will Come" to "Let It Go" - how Disney princess songs (and the women who sing them) have evolved.
The longtime bassist of Earth, Wind & Fire discusses how his band came to do a holiday album, and offers insight into some of the greatest dance/soul tunes of all-time.
Dave reveals the inspiration for "Feelin' Alright" and explains how the first song he ever wrote became the biggest hit for his band Traffic.
Christopher Cross with Deep Purple? Kenny Loggins in Caddyshack? A Fact or Fiction all about yacht rock and those who made it.