Jennifer Aniston is one of the many stars presenting at Sunday's Academy Awards! She's never been nominated for an Oscar herself, but has played a part in the big event in years past. Jennifer's taken the stage solo, presented with Jack Black, and celebrated the show at Vanity Fair's bash with Brad Pitt. Click through to see all of Jennifer's Oscars moments and make sure to fill out our Oscars ballot for a chance to win $1,000 and an iPad.
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