James Murphy/Loud & Clear; Gregg DeGuire/WireImage
InStyle Staff
Feb 10, 2012 @ 10:50 am

Break out the tissues—Rachel McAdams's new tearjerker The Vow premieres today! To celebrate, we're taking a look back at McAdams's beauty evolution from Hollywood newcomer to red carpet fixture. Click through to see her hottest hair and makeup moments!

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