The first single to simultaneously top the UK and US charts was The Everly Brothers' "Cathy's Clown" in May 1960.
"Islands in the Stream" was originally written by The Bee Gees as an R&B song. It was originally written by the brothers for Marvin Gaye, however it was recorded instead as a duet by Kenny Rogers and Dolly Parton with the Gibb Brothers also contributing vocals.
Buck Dharma of Blue Oyster Cult wrote "(Don't Fear) The Reaper" after he was diagnosed with a heart condition and started thinking about his own mortality.
Jay-Z's "Hard Knock Life (Ghetto Anthem)" is based on the song "It's A Hard Knock Life" from the Broadway play Annie.
Bob Marley gave the songwriting credit for "No Woman No Cry" to his friend Vincent Ford, who ran a soup kitchen in Trenchtown, the area of Kingston where Marley grew up.
Roger Daltrey stutters the vocal on "My Generation" by The Who. The idea was to sound like a British kid on speed.
Call us crazy, but we like it when an artist comes around who doesn't mesh with the status quo.
He's a singer and an actor, but as a songwriter Paul helped make Kermit a cultured frog, turned a bank commercial into a huge hit and made love both "exciting and new" and "soft as an easy chair."
With the band in danger of being dropped from their label, Alice Cooper drummer Neal Smith co-wrote the song that started their trek from horror show curiosity to the Rock and Roll Hall of Fame.
The stories behind "Whole Of The Moon" and "Red Army Blues," and why rock music has "outlived its era of innovation."
Untangling the events that led to the "Stairway To Heaven" lawsuit.
Did Al play on a Beach Boys record? Did he have beef with George Lucas and Coolio? See if you can spot weird but true stories.