A horned jack-o-lantern on Lorimer Street in Williamsburg
LOWER EAST SIDE—Send the good people at Gargyle a photo of yourself in your Halloween costume, and you could win a $50 gift certificate. Specifics: E-mail jpgs and an explanation of your costume to firstname.lastname@example.org by 5pm on Monday, November 3rd. They'll post all the pictures online, so don't send anything you wouldn't want your mother to see. [Racked Inbox]
LOWER EAST SIDE—Get 20% off fall clothing at both In God We Trust and Suite Orchard this weekend in honor of Halloween. [Refinery 29]
GREENPOINT—Hayden-Harnett celebrates with wine and refreshments at their store at 211 Franklin Street this afternoon from 4pm to 8pm. Every half hour they're giving out a door prize. Shut-ins and non-New Yorkers can join in the fun online: Until midnight, everything on their website is 20% off when you type in "TRICKORTREAT" at checkout. [Racked Inbox]
COBBLE HILL—If you love dogs wearing costumes, then visit Miro's Run in DiMattina Park on Sunday between 12pm and 3pm for the neighborhood's annual Howl-o-ween festival, which raises money for the dog run (Brooklyn's first) with a $10 suggestion donation. Festivities include cider, donuts, and prizes. If you don't love dogs wearing costumes, then we're sorry, we really don't know how to help you. [Cobble Hill Blog]
FORT GREENE—This isn't Halloween-related, but there's no Brooklyn Flea this weekend because of the marathon. [Brownstoner]
NEW YORK—Also not Halloween-related, but vitally important: A tipster tells us there's a men's sale at Barneys. "Barneys Men's is on presale now, anticipating the one-day sale on Monday. Trovata, Band of Outsiders, Marc by Marc, more.... Just ask someone who works there and they'll explain what will be on sale. 40% off." [RackedWire]For more stories from Racked, go to racked.com.