Uh-uh sista, those are my nachos!

25-year-old Kelly Clarkson reveals to CosmoGirl! magazine her struggle with weight after being passed up for a play in high school. Because of this, she became bulimic, but stopped after 6 months because she’s a quitter.

“I thought…If I came back and I’m cuter and thinner…then I’ll get the role.”

For six months, Clarkson was bulimic, until a friend discovered her problem. “One of my guy friends caught on to it, and I just felt so ...