Fat Fergie

Fergie, at 500 lbs.

Fergie is a member of the hit making rap group, the Black Eyed Peas. She also launched a hit solo career with songs like "London Bridge" and "Big Girls Don't Cry."

Fergie began her career as a chubby child star, but her fame exploded when she was able to quickly gained 100 pounds for her role in the Peas "My Humps" video.

She has yo-yoed between 500 and 600 pounds for over a decade, currently she weighs approximately 540 pounds.