We’re calling all Goblins, Ghosts and Creatures of the night! So creep, float or crawl on over to our Halloween Costume Party! Expect spooky Projection Mapping on walls, spooky décor, scary fog, lazer & lights effect, outdoor smoking, huge dance floor, cozy VIP booths, 2 full bars and lots of candy & more. Top guest DJs in the mix: Mayden Dee and Jason K. Top 40's, Hip Hop, Mashups & More. Venue 550 is a unique and beautiful event venue, located in the SoMa district. Get ready for a fun night out!