Adults weren't the only ones having fun on Halloween! Many of Hollywood's most famous celebrity babies got in on the action, too, including Ali Larter and her fellow bumble Theodore. Amy Adams's adorable Aviana was a little cat, and Jessica Alba's Honor was Princess Jasmine from Aladdin. Katherine Heigl and Josh Kelley had a princess on their hands with Naleigh, and there were plenty more — click through to see what the kids wore this year!
Celebrity Kids Get in the Halloween Spirit — See Their Costumes!
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