
The title of the Metallica song "Ride The Lightning" came from a line in the Stephen King book The Stand where a guy is about to be executed.

It was never a big hit, but the uplifting "Mr. Blue Sky" has endured as Electric Light Orchestra's most popular song. Group leader Jeff Lynne wrote it when after two weeks of gloomy weather, the clouds parted to reveal a beautiful day.

Al Green's "Take Me to the River" describes a baptism. Two years later, he became a reverend.

45% of the royalties for "Somebody That I Used To Know" go to the estate of the Brazilian classical guitarist Luiz Bonfá, whose song "Seville" Gotye sampled.

"Womanizer" was Britney Spears' comeback song, going to #1 about 10 months after she was institutionalized to get treatment for addictions and mental health issues.
Songs where something goes horribly wrong (literally or metaphorically), and help is needed right away.
Pete produced Dwight Yoakam, Michelle Shocked, Meat Puppets, and a very memorable track for Roy Orbison.
Kooper produced Lynyrd Skynyrd, played with Dylan and the Stones, and formed BS&T.
When he joined Guns N' Roses in 1990, Matt helped them craft an orchestral sound; his mezzo fortes and pianissimos are all over "November Rain."
Stone Temple Pilots bass player Robert DeLeo names the songs that have most connected with fans and tells the stories behind tracks from their Tiny Music album.
The Stax legend on how he cooked up "Green Onions," the first time he and Otis Redding saw hippies, and if he'll ever play a digital organ.