When it comes to the Hollywood elite, undergoing a makeover is almost as common as walking a red carpet. Since celebrities are known trendsetters when it comes to fashion and style, it’s no wonder makeovers and transformations happen as often as they do.

Whether it’s a dramatic new hairstyle or getting buff for a new film role, there is an endless amount of ways you can approach a makeover. You could even completely change up your clothes (or, well, face — thanks, cosmetic surgery!) for a fresh new look all on its own.

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It’s always fun to see how some of the biggest names in Hollywood have glowed up over the years. From Zac Efron to Kylie Jenner, we’ve rounded up 30 celebs who have totally transformed their looks. Check out the full gallery, below.