Anonymous artist: "Madrid: the military practice of the rebels. If you tolerate this, your children will be next." Ministry of Propaganda of the Spanish Republic, 1937.

"Do The Bartman," released at the peak of Simpsons-mania, has uncredited backup vocals by Michael Jackson, who later appeared on the show.

Puff Daddy didn't get permission to sample the Police song "Every Breath You Take" on his Notorious B.I.G. tribute "I'll Be Missing You," but he later reached an agreement and even performed the song with Sting.

Don Johnson, who starred as Sonny Crockett in Miami Vice, was also a singer. He had a #5 hit in 1986 with "Heartbeat."

Sarah McLachlan's "Possession" contains passages from letters a stalker sent her. He sued her for using them but died by suicide before the trial.

"Handle With Care" started as a George Harrison song with guest appearances by Roy Orbison, Bob Dylan, Tom Petty and Jeff Lynne, but it went so well the five of them decided to form a group - The Traveling Wilburys - and record an entire album.

"I Fought The Law" was a hit for The Bobby Fuller Four in 1965. The Clash released their version in 1979, changing the lyrics "I left my baby" to "I killed my baby."
The story of the legendary lupine DJ through the songs he inspired.
When Judd Apatow needed under-appreciated rockers for his Knocked Up sequel, he immediately thought of Parker, who just happened to be getting his band The Rumour back together.
The Guns N' Roses rhythm guitarist in the early '90s, Gilby talks about the band's implosion and the side projects it spawned.
Michael tells the story of "Send Me On My Way," and explains why some of the words in the song don't have a literal meaning.
Surprise exits, a catfight and some very memorable performances make our list of the most memorable Idol moments.