David Bowie's "Heroes" was about his producer Tony Visconti and his girlfriend, but Bowie didn't admit this until the '00s, since Visconti was married at the time.
The only cover of "American Pie" to chart is by Madonna, whose 2000 version was a minor hit in America but went to #1 in the UK.
Taio Cruz throws his hands up "sometimes" in "Dynamite" because the song was originally written about surrender.
The first US Top 10 hit with the word "hell" in the title was "Gives You Hell" by The All-American Rejects in 2008.
You wouldn't know it from the upbeat melody, but "Walkin' On The Sun" by Smash Mouth is about the 1992 Los Angeles Riots.
Ed Sheeran thought he wrote the x track "Photograph" on 6th Street in Denver, so he got a tattoo saying 6 ST. But when he returned it turned out the street was actually 6th Avenue.
One of the most successful songwriters in the business, Desmond co-wrote "Livin' La Vida Loca," "Dude (Looks Like A Lady)" and "Livin' On A Prayer."
From "Some Day My Prince Will Come" to "Let It Go" - how Disney princess songs (and the women who sing them) have evolved.
Keyboard great David Sancious talks about his work with Sting, Seal, Springsteen, Clapton and Aretha, and explains what quantum physics has to do with making music.
The renown Texas songwriter has been at it for 40 years, with tales to tell about The Flatlanders and The Clash - that's Joe's Tex-Mex on "Should I Stay or Should I Go?"
The top chant artist in the Western world, Krishna Das talks about how these Hindu mantras compare to Christian worship songs.
The Christian rapper talks about where his trip to Haiti and his history of addiction fit into his songs.