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SPOOKY BAR @ Onyx Rooftop Lounge
A Halloween costume day party with a spooky open bar from 4 to 5 p.m.; the best costume wins a complimentary bottle and table. Admission is free.
AI summary · From the event listing
October 31, 2026 · 4 PM – 9:30 PM
ONYX Rooftop Lounge, 1815 M Street Northwest, Washington · Free ·
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A Halloween costume day party with a one-hour spooky open bar; best costume wins a complimentary bottle and table.
AI · From the event listing
Organizer’s description
A Halloween costume day party with a spooky open bar from 4 PM to 5 PM. Best costume receives a comp bottle and table. Free admission.
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