Many actors have attempted music, but only a few have managed a hit. Do you know which of these thespians charted?
For songwriters, Johnny represents the American man. He has been angry, cool, magic, a rebel and, of course, marching home.
Before "Rap" was a form of music, it was something guys did to pick up girls in nightclubs. Donnie talks about "The Rapper" and reveals the identity of Leah.
Danny played guitar on Sweet Baby James, Tapestry, and Running On Empty. He also co-wrote many hit songs, including "Dirty Laundry," "Sunset Grill" and "Tender Is The Night."
He's a singer and an actor, but as a songwriter Paul helped make Kermit a cultured frog, turned a bank commercial into a huge hit and made love both "exciting and new" and "soft as an easy chair."
Despite appearances on Carson, Leno and a Pennebaker film, Williams remains a hidden treasure.
The title "25 Or 6 To 4" by Chicago refers to the time it was written: either 25 minutes to 4 (3:35) or 26 (3:34).
"How Sweet It Is To Be Loved By You" by Marvin Gaye was inspired by Jackie Gleason's saying, "How Sweet It Is!"
Post Malone came up with "White Iverson" after getting braids in his hair and thinking they looked like basketball legend Allen Iverson's signature cornrows.
Dido helped shut down a Neo-Nazi Web site after learning it was using "White Flag" to promote its hateful messages. Owners of the site had misinterpreted the track as racist and thought they represented their white supremacy views.
In 2010, the biggest-selling song in the UK was "Love the Way You Lie" by Eminem.
A perfume called Wonderstruck was named after a line in Taylor Swift's song "Enchanted": "I'm wonderstruck, blushing all the way home."