Ariana Grande's hit "Problem" started off as a track written by One Direction songwriter Savan Kotecha. He gave it the working title of "The Whisper Song," after a 2005 Ying Yang Twins hit.
Prince kept doves at his Paisley Park mansion. And yes, sometimes they did cry.
"I Just Wanna Love U (Give It 2 Me)" by Jay-Z borrows four bars from Notorious B.I.G's "The World Is Filled." Jay-Z and Biggie Smalls attended Westinghouse Career and Technical Education High School in Brooklyn, New York, at the same time.
"What A Wonderful World," released in 1967 four years before Louis Armstrong died, didn't find an audience in America until 1988 when it was used in the movie Good Morning, Vietnam.
"Virginia" in "Only The Good Die Young" is named after a real girl Billy Joel was trying to impress.
Despite appearances on Carson, Leno and a Pennebaker film, Williams remains a hidden treasure.
The outlaw country icon talks about the spiritual element of his songwriting and his Bob Dylan mention.
When a song describes a wedding, it's rarely something to celebrate - with one big exception.
Donny Osmond talks about his biggest hits, his Vegas show, and the fan who taught him to take "Puppy Love" seriously.
Starting in Virginia City, Nevada and rippling out to the Haight-Ashbury, LSD reshaped popular music.
