Snowflake Soirée, 7 p.m., Rehoboth Beach Convention Center, 229 Rehoboth Ave., Rehoboth. A Celebration of the Autism Community. Menu curated by local restaurants, entertainment by Jellyroll Band, silent and live auctions with exclusive items and experiences, cocktail attire required, ages 21 & up. For tickets go to AutismDelaware.org/Snowflake.