Jennifer Lopez
Credit: Seth Poppel/Yearbook Library; RexUSA

American Idol’s 11th season premieres tonight, and to celebrate, we're taking a look back at Jennifer Lopez's beauty evolution. We've rounded up the judge's hottest hair and makeup looks, from her high school pixie cut and inky eyeliner, to the caramel waves and bronze makeup she works today. Browse her transformation in the gallery now, and catch American Idol’s season premiere at 8/7 c on Fox.