January certainly isn't the only star who has tried pink hair. Dianna Agron, Katy Perry, and Nicki Minaj have all tried the shade lately. January's look is a little more subtle, though, and is reminiscent of the pink hue Rachel McAdams sported a few years back. Betty Draper might not approve, but it looks like January is showing the rest of us how to make an edgy hair color more wearable.
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