The cast of "Modern Family" must be filming the show's Halloween episode today -- because they're all Tweeting photos from the set!

Sofia Vergara, Eric Stonestreet, Jesse Tyler Ferguson and Nolan Gould all posted photos online within the last hour, showing themselves plus castmates Rico Rodriuez, Ty Burrell and Julie Bowen in costume.

From Sofia's sexy witch ensemble to Julie's living dead girl get-up, check out the sneak peek pics!

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