An unknown Kesha (known then as Ke$ha) sang on Flo-Rida's #1 hit "Right Round," but refused to appear in the video because she wanted to make a name for herself.
"Mercedes Boy" by Pebbles is about a real guy she fell in love with - they both drove Mercedes when she wrote it.
"Wanna Be Startin' Somethin'" was Michael Jaskson's attack on the tabloid press: "They eat off of you, you're a vegetable."
"Hips Don't Lie" is Shakira's in-studio mantra for her crew: If her hips are moving, the song is working. If not, best to try something else.
The most famous pop song featuring a bassoon: "The Tears of a Clown" by Smokey Robinson & the Miracles.
The Four Seasons' "Walk Like a Man," released in 1963, was the first Hot 100 #1 hit with a simile in its title.
One of the most popular classical vocalists in the land is lining up a trip to space, which is the inspiration for many of her songs.
Can you name Def Leppard's only #1 hit in America? Get rocked with this adrenalized quiz.
With the rise of Kindie rock, more musicians are embracing their inner child with tunes for tots - here, we look at pop stars who recorded kids' albums.
Todd Rundgren explains why he avoids "Hello It's Me," and what it was like producing Meat Loaf's Bat Out of Hell album.
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.
John tells the "St. Elmo's Fire (Man In Motion)" story and explains why he disappeared for so long.