
Katy Perry's "Dark Horse" was co-written by Sarah Hudson, who was a member of the pop group Ultraviolet Sound. Though Sarah isn't related to Katy (whose real name is Katy Hudson), she is the first cousin of another famous person with the same name, the actress Kate Hudson.

Madonna's hit "Like A Prayer" debuted in a Pepsi commercial, but Pepsi pulled the ad the next day when the controversial video appeared. Madonna got to keep her $5 million endorsement money.

The Goo Goo Dolls got the title for their song "Iris" from a country singer named Iris DeMent. The word doesn't show up in the lyric; lead singer Johnny Rzeznik said he was "trying to be pretentious and arty by calling it that."

Blur's "There Are Too Many of Us" was inspired in part by a siege in an Australian chocolate café that Damon Albarn witnessed, which resulted in the death of the gunman and two hostages.

"Master Blaster (Jammin')" is Stevie Wonder's tribute to Bob Marley, released less than a year before Marley died.

The philosophical Kansas song "Dust In The Wind" is inspired by a line of Native American poetry: "For all we are is dust in the wind."
Songs about drugs, revolution and greed that have been used in commercials for sneakers, jeans, fast food, cruises and cars.
Chris tells the story of "Wicked Game," talks milkshakes and moonpies at Sun Records, and explains why women always get their way.
Dave reveals the inspiration for "Feelin' Alright" and explains how the first song he ever wrote became the biggest hit for his band Traffic.
Ozzy biting a dove? Alice Cooper causing mayhem with a chicken? Creed so bad they were sued? See if you can spot the real concert mishaps.
Did Marvin try out with the Detroit Lions? Did he fake crazy to get out of military service? And what about the cross-dressing?
The '70s gave us Muppets, disco and Van Halen, all which show up in this groovy quiz.