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Rebel, who’s known for her trademark blonde locks, has stolen the show and not just for that bouffant style.
It’s bold. It’s bright. It suits her to a tee.
We're not sure if it's a permanent change, or just some added extensions, but either way we're loving it. The matching lipstick?
Another highlight from the VMAs? Taylor Swift debuted her new video clip for Wildest Dreams. And now we know what she'd look like as a brunette.
Check out some of the other hair and beauty looks from the VMAs this year...