5 – 11:30 pm Halloween Thriller Fright Festival, Presented by ListenUp! Long Island Art Community Stereo GardenPatchogue
9 am – noon The Running Dead 5K Run/Walk Ages: AllFamily Fundraisers Halloween Shortfront ParkPatchogue
Tomorrow, noon Greenport Harbor Brewing Company Presents Contemporary Artist Gavin Zeigler Greenport Harbor Brewing Company’s Greenport Tasting Room