Australian singer-songwriter Sia Furler wrote "Diamonds" for Rihanna in just 14 minutes.
Chaka Khan's hit "I Feel For You" was written and originally recorded by Prince 4 years before she covered it.
"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.
"Cruise" climbed from 6-5 on the Hot 100 in its 34th week. In doing so it set a record for the slowest ascent to the Top 5 in the chart's history, which was beaten by Imagine Dragon's "Radioactive" 42-week clamber to #4 three weeks later.
"All Star" was written as a confidence builder for fans who were bullied for liking Smash Mouth.
Roger Daltrey stutters the vocal on "My Generation" by The Who. The idea was to sound like a British kid on speed.
Kiss is the subject of many outlandish rumors - some of which happen to be true. See if you can spot the fakes.
His song "Into The Night" is one of the most-played of all time. For Benny, it took him to hell and back.
Since his debut single "I'm On Fire" in 1975, Dwight has been providing Spinal-Tap moments and misadventure.
When Dave recorded the first version of the song with his group the Blasters, producer Nick Lowe gave him some life-changing advice.
Fiona's highly-anticipated third album almost didn't make it. Here's how it finally came together after two years and a leak.
Lyrics don't always follow the rules of grammar. Can you spot the ones that don't?