From the new version of "Genie in a Bottle" to an outfit that was so much better than the ones during her "Dirrty" years, Christina Aguilera knocked her performance out of the park. We've always known her voice was powerful, but it was great to see her rocking out, dancing and remembering her roots. And did you see her body? We can't believe she had a baby only nine months ago!

Check out the 2008 MTV VMAs Winners List

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