What's Her Best Look?

Changing hair colors, makeup and cuts is all in a day's work for a celeb. Vote on which style works best for Sophia Bush, Jessica Simpson and more. By Melissa Liebling-Goldberg

Credit: Aflo/Splash News online; Beetham/Hammond/Splash News online

Updated: Thursday May 31, 2007 | 06:00 AM EDT

BEYONCÉ

The star had been showing off full curls during the opening weeks of her Asian tour, only to appear in Australia this week with long, straight hair and heavy bangs.