Robert Plant's "Heaven Knows" is a satirical look at the '80s, when style seemed to trump substance.
If you have a whole day to kill, you can check out the full version of Pharrell Williams' "Happy" music clip, which was the world's first ever 24-hour music video.
"She Loves You" by The Beatles was the song that convinced Ozzy Osbourne to make music his life. The Beatles were a big influence on him because they were also poor kids from a small town in England.
Joni Mitchell wrote "Woodstock" - the most popular song about the festival - but didn't attend the event because she was booked on The Dick Cavett Show.
Bobby Freeman's '50s hit "Do You Want To Dance" was also a Hot 100 hit for Del Shannon, The Beach Boys, The Mamas & the Papas, Bette Midler and the Ramones.
The longtime BS&T frontman tells the "Spinning Wheel" story, including the line he got from Joni Mitchell.
Just like Darrin was replaced on Bewitched, groups have swapped out original members, hoping we wouldn't notice.
Here's what happens when an opening act is really out of place with the headliner, like when Beastie Boys opened for Madonna.
Eddie (played by Johnny Depp in the video) found fame fleeting, but Chuck Berry's made-up musician fared better.
Did Eric Clapton really steal George's wife? What's the George Harrison-Monty Python connection? Set the record straight with our Fact or Fiction quiz.