6pm-10:30pm, $400 and up, Amagansett Square and East Hampton (private residence), hmi.org. Join Hetrick-Martin Institute for cocktails, hors d’oeuvres, and a chance to support and celebrate HMI’s LGBTQ young people. The money raised from School’s Out will help to ensure that HMI’s doors stay open, hot meals continue to be served and other lifesaving vital services remain available through the summer.