Katy Perry's "Dark Horse" was co-written by Sarah Hudson, who is a singer-songwriter and 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.
Elvis Presley's "A Little Less Conversation" was just a minor hit when it was released in 1968, but a 2002 remix made the song a global smash, taking it to #1 in a number of countries, including Australia and the UK.
The Men Without Hats lead singer wrote "The Safety Dance" after getting kicked out of a bar for dancing too aggressively. The song is literally about being safe to dance if you want to.
Thomas Dolby wrote "She Blinded Me With Science" so he could direct the video, which was inspired by silent films and set in a "home for deranged scientists."
Billy Idol got the title for "Rebel Yell" from a brand of whiskey he saw members of The Rolling Stones drinking.
Eddie Van Halen played the guitar solo on "Beat It" as a favor to Quincy Jones, who produced the album.
As a 5-year-old, Brandi was writing lyrics to instrumental versions lullabies. She still puts her heart into her songs, including the one Elton John sings on.
Do you know who wrote Patti Smith's biggest hit? How about the Grease theme song? See if you can match the song to the writer.
Andrew Farriss on writing with Michael Hutchence, the stories behind "Mystify" and other INXS hits, and his country-flavored debut solo album.
Christopher Cross with Deep Purple? Kenny Loggins in Caddyshack? A Fact or Fiction all about yacht rock and those who made it.
How Bing Crosby, Les Paul, a US Army Signal Corps Officer, and the Nazis helped shape rock and Roll.
Can you be married in one country but not another? Only if you're part of a gay couple. One of the first famous singers to come out as a lesbian, Janis wrote a song about it.