Kung Fu was big in 1974, with movies by Bruce Lee and a TV series called Kung Fu. Carl Douglas brought it to the dance floor that year with "Kung Fu Fighting," a #1 hit.
Celine Dion's 1998 festive tune "The Magic of Christmas Day (God Bless Us Everyone)" came from an unlikely source. It was penned by Dee Snider of the heavy metal band Twisted Sister.
"Mr. Roboto" by Styx was written by their keyboard player, Dennis DeYoung, who used Japanese words and imagery to create an allegory about censorship.
Neither Peter Frampton nor Lynyrd Skynyrd ever had a #1 hit, but when Will To Power mashed up their songs "Baby, I Love Your Way" and "Free Bird" into a lite-rock medley in 1988, it hit the top spot.
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.
Eric Clapton wrote "Layla" about his love for Pattie Harrison, who was married to George Harrison at the time. He eventually married Pattie, and managed to stay friends with George.
JJ talks about The Stranglers' signature sound - keyboard and bass - which isn't your typical strain of punk rock.
Rick has a surprising dark side, a strong feminine side and, in a certain TV show, a naked backside. But he still hasn't found Jessie's Girl.
John Lennon, Paul Simon and Lynyrd Skynyrd are some of the artists who have written revenge songs. Do you know who they wrote them about?
Rick Astley on "Never Gonna Give You Up," "Cry For Help," and his remarkable resurgence that gave him another #1 UK album.
Fiona's highly-anticipated third album almost didn't make it. Here's how it finally came together after two years and a leak.
Rufus Wainwright on "Hallelujah," his album Unfollow The Rules, and getting into his "lyric trance" on 12-hour walks.