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Here's Christina Aguilera arrived at the 2008 American Music Awards showing off her new body in a figure-hugging silver gown with her hair in flowing curls on Sunday.
Later in the evening, Christina took the stage at the Nokia Theatre as she was bestowed with the honor of opening the awards show with a killer performance - sang Beautiful, Keeps Getting Better, Genie In A Bottle, Dirrty, Ain't No Other Man and Fighter.
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