(Source: Bauer Griffin)
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While we love a good fashion flashback, sometimes the most drastic changes we make when it comes to personal style involve our hair and makeup. Just a handful of years, with its changing trends, can completely transform a person's appearance. Nothing shows this better than the red carpet — team some professional stylists with risk-taking celebs and those changes all the more striking.

So when you poke fun at yourself for your old Snooki poof or your previously tortured eyebrows, just know you're in good company. Even Jennifer Lopez, Kim Kardashian and Jessica Alba have made enormous leaps when it comes to their 'dos and facades. Take a look at this set of before and after photos, some of these famous ladies are hardly recognizable.