John Lennon got the title of the Beatles song "Happiness Is A Warm Gun" from an article in a magazine published by the National Rifle Association.
The biggest hit of 2015 was "Uptown Funk," a collaboration between Bruno Mars and guitarist/producer Mark Ronson. Ronson says making it took "six or seven months of chasing Bruno around on tour."
"Oh Well," from their 1960s Peter Green era, is the only Fleetwood Mac song played in concert in every decade they've been extant.
Aimee Mann's "Save Me" was inspired by her relationship with the actor Dave Foley, who had gone through a divorce and was an emotional train wreck.
Bono came up with the idea of focusing on a soldier's last thoughts as he dies from his wounds in the U2 song "White As Snow" after reading William Golding's 1956 novel Pincher Martin.
"The Cave" by Mumford & Sons is based on the philosophy of Plato and his work called "Allegory of the Cave."
Deep Purple's guitarist since 1994, Steve talks about writing songs with the band and how he puts his own spin on "Smoke On The Water."
Doubt led to drive for Francis, who still isn't sure why one of Status Quo's biggest hits is so beloved.
Based on criteria like girlfriend tension, stage mishaps and drummer turnover, these are the 10 bands most like Spinal Tap.
What's the deal with "Summer of '69"? Bryan explains what the song is really about, and shares more of his songwriting insights.
Was Long Tall Sally a cross-dresser? Did he really set his piano on fire? See if you know the real stories about one of rock's greatest innovators.
Chris Stein of Blondie shares photos and stories from his book about the New York City punk scene.