"Girl Crush" by Little Big Town came from the hashtag #girlcrush, which its co-writer, Lori McKenna, spotted on Instagram.
A gospel choir appears in Sam Smith's "Stay With Me" video, but the vocals on the song are all Smith - about 20 tracks of his voice were used to make him sound like a chorus.
"Your Time Is Gonna Come" became the first Led Zeppelin song to be covered when Sandie Shaw recorded it in 1969.
U2's "Hold Me, Thrill Me, Kiss Me, Kill Me" from Batman Forever was nominated for both a Golden Globe for Best Original Song and a Razzie for Worst Original Song.
Calvin Harris' "Blame" was the first song to break 10 million streams in a week on Spotify. The record was set during the seven days of September 8 to September 14, 2014.
The seemingly inoffensive song, "Deep In The Heart Of Texas," was banned by the BBC when it was released in 1942. They deemed the song too catchy, with authorities in wartime Britain concerned that factory workers would be distracted if they heard it during a shift.
These overtly religious songs crossed over to the pop charts, despite resistance from fans, and in many cases, churches.
An interview with Dr. John Covach, music professor at the University of Rochester whose free online courses have become wildly popular.
Daniel Lanois on his album Heavy Sun, and the inside stories of songs he produced for U2, Peter Gabriel, and Bob Dylan.
Was Janet secretly married at 18? Did she gain 60 pounds for a movie role that went to Mariah Carey? See what you know about Ms. Jackson.
The Reverend rants on psychobilly and the egghead academics he bashes in one of his more popular songs.
Christopher Cross with Deep Purple? Kenny Loggins in Caddyshack? A Fact or Fiction all about yacht rock and those who made it.