The game Lana Del Rey sings about in "Video Games" is World of Warcraft - her ex used to play it all the time.
One of Tom Petty's most personal songs is "Room At The Top," which he stopped performing because it brought back painful memories.
Elton John had a huge hit duetting with Kiki Dee on "Don't Go Breaking My Heart," but he's also performed it with RuPaul and Miss Piggy.
Ronnie Dunn wrote "Boot Scootin' Boogie" before he teamed up with Kix Brooks to form Brooks & Dunn. It was originally recorded by the country group Asleep At The Wheel, but Brooks & Dunn did it themselves when it got its own line dance.
"Mickey" by Toni Basil was originally a song called "Kitty" by a male group. She picked the new name after Micky Dolenz of The Monkees.
P.F. was a teenager writing hits and playing on tracks for Jan & Dean when he wrote a #1 hit that got him blackballed.
After cutting his teeth on hardcore punk videos, Paul defined the grunge look with his work on "Hunger Strike" and "Man in the Box."
Was "Pearl" Eddie Vedder's grandmother, and did she really make a hallucinogenic jam? Did Journey have a contest to name the group? And what does KISS stand for anyway?
How the American gangsta rappers made history by getting banned in the UK.
Despite her reticent personality, Adele's life and music are filled with intrigue. See if you can spot the true tales.
Was Janet secretly married at 18? Did she gain 60 pounds for a movie role that went to Mariah Carey? See what you know about Ms. Jackson.