"Lean On" was originally sent by Major Lazer to both Rihanna and Nicki Minaj's camps as a slower reggae track. After both parties rejected the tune, Major Lazer recruited Danish singer MØ to supply vocals and recorded it themselves.
"Dark Fantasy" by Kanye West opens with a reinterpretation of Cinderella as read by Nicky Minaj.
The Blues Traveler song "Hook" is a Peter Pan reference, but also about the catchy hook of the song, which is what "brings you back."
Every film star mentioned in Madonna's "Vogue" has since died. The last was Lauren Bacall, who passed away in 2014.
Sia Furler originally sent "Pretty Hurts" to Katy Perry, but she didn't see the email, so Beyonce ended up recording it instead.
Mark Ronson's "Uptown Funk" was the first US chart-topper to include the word "funk" in the title.
Beef with Bon Jovi? An unfortunate Spandex period? See if you can spot the true stories in this Metallica version of Fact or Fiction.
The "All I Want" singer went through a long depression, playing some shows when he didn't want to be alive.
Wolfgang Van Halen breaks down the songs on his debut album, Mammoth WVH, and names the definitive Van Halen songs from the Sammy and Dave eras.
Steppenwolf frontman John Kay talks about "Magic Carpet Ride," "Born To Be Wild," and what he values more than awards and accolades.
The drummer for Anthrax is also a key songwriter. He explains how the group puts their songs together and tells the stories behind some of their classics.
'80s music ambassadors Wang Chung pick their top tracks of the decade, explaining what makes each one so special.