The song "Grease," sung by Frankie Valli in the 1978 movie, was written by Barry Gibb of The Bee Gees.
"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."
Stevie Wonder wrote his own version of "Happy Birthday" in an attempt to get Martin Luther King's birthday declared a national holiday.
The Devo song "Freedom Of Choice" is about mindless consumerism - how people like to make frivolous choices, but otherwise want to be told what to do.
Janet Jackson's "Alright" video features Cab Calloway and Cyd Charisse, stars of musicals she loved as a kid.
Bruce Springsteen's "Born In The U.S.A." was inspired by the book (later a movie) Born On The Fourth Of July by Ron Kovic, a Vietnam veteran who protested the war when he returned home.
Deep Purple frontman Ian Gillan explains the "few red lights" in "Smoke On The Water" and talks about songs from their 2020 album Whoosh!
Tom talks about the evolution of Cinderella's songs through their first three albums, and how he writes as a solo artist.
At 80 years old, Yoko has 10 #1 Dance hits. She discusses some of her songs and explains what inspired John Lennon's return to music in 1980.
How well do you know your David Bowie lyrics? Take this quiz to find out.
Andrew Farriss on writing with Michael Hutchence, the stories behind "Mystify" and other INXS hits, and his country-flavored debut solo album.
