Glen Campbell was already hosting his own variety show (The Glen Campbell Goodtime Hour) when he starred in True Grit with John Wayne. Born and raised in rural Arkansas, Campbell was a genuine country boy, so when he came to Los Angeles in the '60s and started working as a session musician, he was often plucked for background scenes in movies, TV shows and photo shoots that required any kind of cowboy type - especially one holding a guitar.
Eric Clapton wrote "Wonderful Tonight" while waiting for his girlfriend, Pattie Boyd, to get ready for a night out. By the time she was ready, he had written the song.
"Rosanna" by Toto got its name from the actress Rosanna Arquette, who was dating Toto keyboard player Steve Porcaro.
The "Ms. Jackson" in the OutKast song is Erykah Badu's mother. Andre 3000 had a child with Badu, and felt she was portraying him as a lousy dad.
The Doobie Brothers' swampy #1 hit "Black Water" is about the Mississippi River, evoking the rafting adventures Mark Twain and Huckleberry Finn.
Icona Pop consider "I Love It" a kiss-off to their boyfriends. "We just wanted to get the song out and get the pigs to hear it," group member Jawo said.
16-tear-old Lorde wrote the lyrics to "Royals" at home in just half an hour. She was inspired by the "ridiculous, unrelatable, unattainable opulence" that runs through such albums as Kanye West and Jay-Z's Watch the Throne and Lana Del Rey's Born To Die.
The Christian rapper talks about where his trip to Haiti and his history of addiction fit into his songs.
The 10 biggest "retirement tours" that didn't take.
An interview with Dr. John Covach, music professor at the University of Rochester whose free online courses have become wildly popular.
Vince Gill, Emmylou Harris and Lyle Lovett are just a few of the artists who have looked to Clark for insightful, intelligent songs.
Writing with Phil Lynott, Scott saw their ill-fated frontman move to a darker place in his life and lyrics.
Our chat with Barney Hoskyns, who covers the wild years of Woodstock - the town, not the festival - in his book Small Town Talk.