The phrase "Mamma Mia" was big in 1976. It was the name of a popular Abba song, and also showed up in the lyrics to "Bohemian Rhapsody" by Queen.
"Anaconda" was originally recorded by Missy Elliott in 2012, but the rapper decided to shelf the track so it was re-recorded by Minaj two years later.
"Girl Crush" by Little Big Town came from the hashtag #girlcrush, which its co-writer, Lori McKenna, spotted on Instagram.
When "Turn On The Radio" topped the January 1, 2011 country chart, Reba McEntire became the first female solo act to have a #1 hit in four straight decades.
"I Fought The Law" was a hit for The Bobby Fuller Four in 1965. The Clash released their version in 1979, changing the lyrics "I left my baby" to "I killed my baby."
Johnny Cash's wife, June Carter, wrote "Ring Of Fire" about their relationship.
Psychedelic Furs lead singer Richard Butler talks about their first album since 1991 and explains what's really going on in "Pretty In Pink."
The co-writer/guitarist on many Alice Cooper hits, Dick was also Lou Reed's axeman on the Rock n' Roll Animal album.
In her days with The Runaways, Joan Jett saw The Arrows perform "I Love Rock And Roll," which Alan Merrill co-wrote - that story and much more from this glam rock pioneer.
How well do you know this shock-rock harbinger who's been publicly executed hundreds of times?
Just how much did these monsters of rock dabble in the occult?
The trail runs from flying saucer songs in the '50s, through Bowie, blink-182 and Katy Perry.