Michael Jackson wrote the Diana Ross hit "Muscles," which he named after his pet boa constrictor.
"Nuclear Device (The Wizard of Aus)" was written about the then Premier of Queensland, Joh Bjelke-Petersen. His political shenanigans were observed by the band during their first tour of Australia.
Enrique Iglesias' single "Bailando" was the first ever Spanish-language song to reach one billion views on YouTube.
Sia Furler originally sent "Pretty Hurts" to Katy Perry, but she didn't see the email, so Beyonce ended up recording it instead.
"The Lion Sleeps Tonight" is an English version of a Zulu hunting song from the 1930s.
The first single to simultaneously top the UK and US charts was The Everly Brothers' "Cathy's Clown" in May 1960.
Genesis' key-man re-examines his solo career and the early days of music video.
When a song describes a wedding, it's rarely something to celebrate - with one big exception.
The lead singer/lyricist for Anberlin breaks down "Impossible" and covers some tracks from their 2012 album Vital.
P.F. was a teenager writing hits and playing on tracks for Jan & Dean when he wrote a #1 hit that got him blackballed.
When you have a song called "Fire," it's tempting to set one - these guys did.
The former Metallica bassist talks about his first time writing a song with James Hetfield, and how a hand-me-down iPad has changed his songwriting.
