Rachel Platten refused to talk politics when her "Fight Song" became the anthem for Hillary Clinton's 2016 presidential campaign, a decision she came to regret.
Rihanna was Pitbull's first choice to sing on "Timber," but she wasn't available at the time so he enlisted his RCA labelmate Kesha instead.
Otis Redding often ad-libbed vocals at the end of songs, but for "(Sittin' On) The Dock Of The Bay" he just whistled instead - it became some of the most famous whistling in song history.
The names Louise, Jack, Marie and Milo all show up in the song "Footloose." Marie was the mother of Dean Pitchford, who co-wrote it.
The first hit song that was used in a commercial before it was released as a single was "I'd Like To Teach The World To Sing," which was written for a Coke ad.
Before it was part of a Pink Floyd album title, James Taylor put the line "still I'm on the dark side of the moon" in his 1968 song "Carolina In My Mind." He was living in London and missing his home in North Carolina.
Songs about drugs, revolution and greed that have been used in commercials for sneakers, jeans, fast food, cruises and cars.
How well do you know your protest songs (including the one that went to #1)?
Billy Joel and Hall & Oates hated making videos, so they chose a director with similar contempt for the medium. That was Jay Dubin, and he has a lot to say on the subject.
Famous songs that lent their titles - and in some cases storylines - to movies.
Armed with a childhood spent devouring books, Mike Scott's heart was stolen by the punk rock scene of 1977. Not surprisingly, he would go on to become the most literate of rockers.
Guitarist Tony Iommi on the "Iron Man" riff, the definitive Black Sabbath song, and how Ozzy and Dio compared as songwriters.