The first time Jimmy Page, Robert Plant, John Bonham and John Paul Jones all recorded together in the studio was when they backed American singer PJ Proby on his 1969 album Three Week Hero.
Sia Furler originally sent "Pretty Hurts" to Katy Perry, but she didn't see the email, so Beyonce ended up recording it instead.
"Celebration" by Kool & the Gang has a deeper meaning - it was inspired by a verse in the Quran where angels celebrate as God creates man.
"Jeopardy" by The Greg Kihn Band got the Weird Al treatment with "I Lost On Jeopardy." Kihn and Jeopardy game show announcer Art Fleming both appear in the video.
Angus Young created the distinctive opening guitar part for AC/DC's "Thuderstruck" by playing with all the strings taped up except the B. He learned the studio trick from his older brother George Young, who was the rhythm guitarist for The Easybeats.
The Boyz II Men hit "It's So Hard To Say Goodbye To Yesterday" is an a capella cover of a song from 1975 by G.C. Cameron that was used in the movie Cooley High to express the feeling of parting ways with high school friends.
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.
The former Dead Kennedys frontman on the past, present and future of the band, what music makes us "pliant and stupid," and what he learned from Alice Cooper.
Since his debut single "I'm On Fire" in 1975, Dwight has been providing Spinal-Tap moments and misadventure.
When you have a song called "Fire," it's tempting to set one - these guys did.
David talks about videos he made for Prince, Alabama, Big & Rich, Sheryl Crow, DMB, Melissa Etheridge and Sisters of Mercy.
When a waitress wouldn't take him home, Jack wrote what would become one of the Eagles most enduring hits.