Ireland. Garth Brooks has a degree in advertising.

Sullivan Street. Billy Joel did not officially graduate from high school until 1992.

Steven Victor Tallarico. Steven Tyler has become best known as the lead vocalist for Aerosmith.

Sia. Sia started her career as a singer in a Adelaide acid jazz band called Crisp.

Denver. Jokes about the boys' tendency to battle it out over song composition led to the suggestion of the band name, "The Fray".

Jennifer Lopez. Jennifer Lopez's album "J to that L-O!: The Remixes" is the first remix album to debut at #1 on the Billboard 200.