Original American Idol winner Kelly Clarkson held down a surprising number of jobs before becoming a superstar. You decide which of her pre-fame jobs was the worst. She was a vacuum cleaner saleswoman and a telemarketer in Ft. Worth, Texas. She also moonlighted as a cocktail waitress and one of those women who go from bar to bar hawking energy drinks.

So it was reality television or bust for the recently-turned country music singer!

Watch: Kelly Clarkson's Most Unforgettable Moments