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.
Zayn's "Pillowtalk" reached #1 on the Hot 100, something his former One Direction bandmates never achieved.
Joni Mitchell's "Big Yellow Taxi" is about the commercialization of Hawaii. On her first trip to the islands, she looked out of her hotel window and saw a parking lot as far as the eye could see.
Katmandu, the capital of Nepal, was the archetype for faraway mysticism when Bob Seger wrote a song about it in 1975.
"Party Rock Anthem" by LMFAO was only the second #1 hit on the Hot 100 with "Party" in the title. The first was Lesley Gore's "It's My Party."
The line, "Gotta keep 'em separated" in "Come Out And Play" by The Offspring came to lead singer Dexter Holland when he was a medical student and needed to keep bacteria samples away from each other.
Iron Maiden, Adele, Toto, Eminem and Earth, Wind & Fire are just some of the artists with songs directly inspired by movies - and not always good ones.
The former Metallica bassist talks about his first time writing a song with James Hetfield, and how a hand-me-down iPad has changed his songwriting.
In the name of song explanation, Al talks about scoring heroin for William Burroughs, and that's not even the most shocking story in this one.
Martyn talks about producing Tina Turner, some Heaven 17 hits, and his work with the British Electric Foundation.
An interview with Dr. John Covach, music professor at the University of Rochester whose free online courses have become wildly popular.