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Jennifer Aniston On Set

NEW YORK, NY - JULY 23: Jennifer Aniston seen on the set of "Squirrels to the Nuts" on July 23, 2013 in New York City. (Photo by James Devaney/WireImage)

Jennifer Aniston's Crazy Movie-Making Looks

Aniston usually looks a lot like her movie star self in her films. But lately, she's been pulling off more dramatic transformations for her movie roles.