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    Christina Aguilera's New Body Wowed Us All On 'The Tonight Show With Jay Leno' Last Night.

    We don't know how she does it but she certainly does it. Damn, X!

    David Alvarez
    by David Alvarez

    Community Contributor

    This is Xtina on 'The Tonight Show With Jay Leno' a year ago.

    usmagazine.com / Via UsMagazine.com

    And this is Xtina last night.

    Just Jared / Via justjared.com

    Oh... and this is Xtina on 'The Tonight Show with Jay Leno' in 2007.

    Via NBC
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