
On Metallica's "The Unforgiven," James Hetfield modeled his vocals on Chris Isaak.

"Crazy Train" by Ozzy Osbourne is about the Cold War concept of Mutually Assured Destruction (M.A.D.) should any nuclear missile be fired.

Will.I.am, literally dreamt up "I Gotta Feelin'." Said the Black Eyed Pea: "Have you ever had a dream where there's a melody in your dream? I'll wake up out of my sleep and record that! 'I Gotta Feelin' was one of those songs."

"The Reflex" became a #1 hit for Duran Duran when Nile Rodgers remixed it using a sampler. Simon Le Bon refuses to say what it's about, but says it's "kind of childish song."

Eminem sampled a song by Labi Siffre on "My Name Is." Siffre, a gay activist, made Em take out some gay humor in the lyric before allowing it.
"Santa Claus Is Coming To Town" was first recorded in 1934 by Eddie Cantor, but in 1962 it was one of the first hits for The Four Seasons, who became one of the most popular groups of that decade.
Wes Edwards takes us behind the scenes of videos he shot for Jason Aldean, Dierks Bentley and Chase Bryant. The train was real - the airplane was not.
"How much does it cost? I'll buy it?" Another songwriter told Jonathan to change these lyrics. Good thing he ignored this advice.
With his X-wife Exene, John fronts the band X and writes their songs.
Brenda talks about the inspiration that drove her to write hit songs like "Get Here" and "Piano in the Dark," and why a lack of formal music training can be a songwriter's best asset.
Fiona's highly-anticipated third album almost didn't make it. Here's how it finally came together after two years and a leak.