"Paper Planes" was inspired by M.I.A.'s hassles trying to get a visa to enter America.
You wouldn't know it from the upbeat melody, but "Walkin' On The Sun" by Smash Mouth is about the 1992 Los Angeles Riots.
In Metallica's 1986 metal classic "Master Of Puppets," the "Master" represents drugs, controlling the user like a puppet. Lead singer James Hetfield wasn't an addict at the time, but 15 years later he needed rehab to treat his alcoholism.
"Achy Breaky Heart" was originally recorded in 1991 by The Marcy Brothers as "Don't Tell My Heart." That original version had the lyrics: "Don't tell my heart, my achy, breakin' heart..."
A 2011 Gold's Gym poll found "Stronger" by Kanye West the best song to work out to. Second place was the Rocky theme.
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.
The evolution of the symbol that was Prince's name from 1993-2000.
A renowned guitarist and rock revivalist, Dave took "I Hear You Knocking" to the top of the UK charts and was the first to record Elvis Costello's "Girls Talk."
You may not recognize his name, but you will certainly recognize Peter Lord's songs. He wrote the bevy of hits from Paula Abdul's second album, Spellbound.
The man who ran Nirvana's first label gets beyond the sensationalism (drugs, Courtney) to discuss their musical and cultural triumphs in the years before Nevermind.
The longtime Eagle talks about soaring back to his solo career, and what he learned about songwriting in the group.
The first of Billy's five #1 hits was the song that propelled Madonna to stardom. You'd think that would get you a backstage pass, wouldn't you?