Tina Turner hated "What's Love Got To Do With It" but when her manager convinced her to record it anyway, it became her big comeback hit.
The actor Dan Aykroyd sang on "We Are The World." LaToya Jackson did too, so we know they weren't all that picky.
Jay-Z did the rap on Beyoncé's "Crazy In Love" at the last minute. They had just started dating; she asked him to feature on the track the night before she had to turn in her album.
"Sing" was inspired by a girl that Ed Sheeran met in Las Vegas in the summer of 2013, when "one thing led to another and now she's kissing my mouth."
"It's the End of the World As We Know It (And I Feel Fine)" was inspired by a dream where Michael Stipe conjured up images of people with the initials L.B.: Lester Bangs, Leonid Breshnev, Lenny Bruce and Leonard Bernstein.
The first use of the term "bro-country" in print was used to describe "Cruise," the breezy hit from Florida Georgia Line that checks the boxes of girls, trucks and back roads.
Howard explains his positive songwriting method and how uplifting songs can carry a deeper message.
Ozzy biting a dove? Alice Cooper causing mayhem with a chicken? Creed so bad they were sued? See if you can spot the real concert mishaps.
Their frontman (Chris Cornell) started out as their drummer, so Soundgarden takes a linear approach when it comes to songwriting. Kim explains how they do it.
They sang about pink torpedoes and rocking you tonight tonight, but some real lyrics are just as ridiculous. See if you can tell which lyrics are real and which are Spinal Tap in this lyrics quiz.
'80s music ambassadors Wang Chung pick their top tracks of the decade, explaining what makes each one so special.
