In 1939, a polka craze swept America thanks to "Beer Barrel Polka (Roll Out The Barrel)."

Justin Timberlake originally wrote "Gone" for Michael Jackson, but his team turned it down, so 'N Sync cut it instead.

At the end of the Doors song "Touch Me," Jim Morrison chants, "Stronger than dirt!" The line is from an Ajax commercial where a white knight rides around destroying dirt.

The Jesus Jones song "Right Here, Right Now" was conceived as an optimistic version of Prince's "Sign O' The Times."

The K-pop hit "Gangnam Style" became the most-viewed video in YouTube history months after it was released in 2012, a title it held until "See You Again" by Wiz Khalifa overtook it in 2017.
Jon Fratelli talks about the band's third album, and the five-year break leading up to it.
The trail runs from flying saucer songs in the '50s, through Bowie, blink-182 and Katy Perry.
Did this Eagle come up with the term "Parrothead"? And what is it like playing "Hotel California" for the gazillionth time?
The men of Sparks on their album Hippopotamus, and how Morrissey handled it when they suggested he lighten up.
The British reggae legend tells the story of his #1 hit "Close To You," talks about his groundbreaking Shabba Ranks collaboration "Housecall," and discusses his latest project with Robin Trower.
Dave explains how the video appropriated the meaning of "Runaway Train," and what he thought of getting parodied by Weird Al.