Elvis Presley recorded "Always On My Mind" in 1972, but Willie Nelson's version 10 years later was the hit and won the Song of the Year Grammy.
Pete Townshend wrote the lyrics for "My Generation" during a train ride from London to Southampton on his 20th birthday.
Rihanna was Pitbull's first choice to sing on "Timber," but she wasn't available at the time so he enlisted his RCA labelmate Kesha instead.
In Gary Numan's "Cars," the message is that cars lead to a mechanical society devoid of personal interaction. This didn't stop automakers from using it in commercials. Both Nissan and Oldsmobile have used it in ads.
"Walking In Memphis" isn't so much about Memphis, as it is The Hollywood Cafe in Mississippi, where Marc Cohn encountered an old woman named Murial playing piano.
Lita talks about how they wrote songs in The Runaways, and how she feels about her biggest hit being written by somebody else.
His keyboard work helped define the Muscle Shoals sound and make him an integral part of many Neil Young recordings. Spooner is also an accomplished songwriter, whose hits include "I'm Your Puppet" and "Cry Like A Baby."
Fishbone has always enjoyed much more acclaim than popularity - Angelo might know why.
Was "Pearl" Eddie Vedder's grandmother, and did she really make a hallucinogenic jam? Did Journey have a contest to name the group? And what does KISS stand for anyway?
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.
