"Crazy Train" by Ozzy Osbourne is about the Cold War concept of Mutually Assured Destruction (M.A.D.) should any nuclear missile be fired.
The woman "singing" in the video for Technotronic's "Pump Up The Jam" didn't speak English. She was used just for her look, and also appeared on the album cover.
Michael Stipe hadn't finished the lyrics when R.E.M. recorded "Radio Free Europe." He calls the vocal "complete babbling."
"Human" by The Killers was the most streamed song on Spotify in 2008, the year that the music streaming service was launched.
The party tune "Mambo No 5 (A Little Bit Of)" was the theme song for the 2000 Democratic Convention (the party of Bill Clinton), until someone noticed the line, "A little bit of Monica in my life."
The "Gunter Glieben Glauten Globen" intro in Def Leppard's "Rock Of Ages" is something their producer Mutt Lange came up with when he got tired of counting them "1, 2, 3, 4..."
The Scorpions and UFO guitarist is also a very prolific songwriter - he explains how he writes with his various groups, and why he was so keen to get out of Germany and into England.
The writer of "Rainy Night in Georgia" and "Polk Salad Annie" explains how he cooks up his Louisiana swamp rock.
Are classic songs like "Over The Rainbow" and "Take Me Out to the Ballgame" in the public domain?
The Def Leppard frontman talks about their "lamentable" hit he never thought of as a single, and why he's juiced by his Mott The Hoople cover band.
Daniel Lanois on his album Heavy Sun, and the inside stories of songs he produced for U2, Peter Gabriel, and Bob Dylan.
Iron Maiden, Adele, Toto, Eminem and Earth, Wind & Fire are just some of the artists with songs directly inspired by movies - and not always good ones.