It's that time again! Some of the biggest names in Hollywood stepped out to celebrate Halloween 2013, dressed as film characters, other A-listers, comic superheroes and much more! Check out some stars -- including Hilary Duff, Vanessa Hudgens and John Stamos -- who went the extra mile to get decked out for some of the biggest Halloween parties of the season.
Jesse Tyler Ferguson and Justin Mikita
Partners in crime! The newlyweds went as one of the most beloved dynamic duos -- Batman and Robin -- to Matthew Morrison's Halloween party sponsored by Dos Equis on Oct. 26 at the Warwick Nightclub in Hollywood.