In the UK, Michael Jackson's "Thriller" returns to the chart every Halloween, a tradition started in 2007.
"The Way We Were" was the first of five #1 singles by Barbra Streisand. She is the only artist ever to receive an Oscar, Tony, Emmy and Grammy, and also record a #1 single and album.
The first big hit to blend EDM with country music was "Wake Me Up" by the Swedish DJ Avicii. He put the song together with Mike Einziger of Incubus and with Aloe Blacc, who sings on it.
"Heaven Is A Place On Earth" writer Ellen Shipley got the idea for the song from a gas station greeting card that said "Heaven On Earth."
Vegetarian Fred Schneider of the B-52's got the idea for "Rock Lobster" at an Atlanta disco when a projector displayed images of lobsters on a grill.
"Forever" by Chris Brown was written for a Wrigley's Doublemint Gum commercial. The full song contains the gum's tagline: "Double your pleasure, double your fun."
Billie Jean, Delilah, Sara, Laura and Sharona - do you know who the girls in the songs really are?
Katy Perry mentions McDonald's, Beyoncé calls out Red Lobster, and Supertramp shouts out Taco Bell - we found the 10 restaurants most often mentioned in songs.
A song he wrote and recorded from "sheer spiritual inspiration," Allen's didn't think "Southern Nights" had hit potential until Glen Campbell took it to #1 two years later.
Doubt led to drive for Francis, who still isn't sure why one of Status Quo's biggest hits is so beloved.
In this quiz, spot the artist who put Romeo into a song lyric.
Richie talks about producing the first two Kiss albums, recording "Brother Louie," and the newfound appreciation of his rock band, Dust.