Anne Hathaway took Monday night's Met Gala as an opportunity to debut a freshly-dyed, new 'do. Taking the peroxide plunge isn't an easy decision, but we think that she pulls off her new hue flawlessly. Hathaway is just the latest in a long line of celebs who've opted to ditch their raven locks in favor of a lighter shade, just in time for summer. From Leigh Lezark to Olivia Wilde, click through to see which ladies are actually pulling off their new, blonde hair.