Snooki to Sign Autographs for Haiti

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 Rob Loud/Getty Images

Guess she's doing her part to help.

The Jersey Shore's Nicole "Snooki" Polizzi, 21, is signing autographs at a Pennsylvania car dealership over the weekend in hopes of raising a few bucks for earthquake relief in Haiti.

Find out how other stars are helping raise funds for Haiti

She'll be at the Star Pontiac Buick GMC in Easton, Penn. from 2 to 4 p.m. on Saturday. (The dealership is also donating "$100 per every car sold on Saturday," sales manager Eric Watson said.)

Can you guess the most charitable celebs?

On Friday night, Brad Pitt, Robert Pattinson and Halle Berry will be among the stars to appear on the George Clooney-hosted Hope For Haiti Now benefit.

Justin Timberlake and Christina Aguilera are slated to perform on the two-hour fundraiser, which will air on networks including NBC, CBS, ABC, CNN and MTV.

Proceeds will go toward The Clinton Bush Haiti Fund, United Nations World Food Programme, Oxfam America, Partners in Health, the Red Cross, UNICEF and Wyclef Jean's Yele Haiti.

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