Dan’s Taste Series’ Signature Weekend supports local nonprofits with back-to-back fundraisers at Nova’s Ark Project. On August 5, Grill Hampton pits Manhattan chefs vs. East End chefs for delicious food and drinks with live music and dancing. Return August 6 for the inaugural Dan’s Bubbles: A Fried Chicken, Seafood & Champagne Affair. 60 Millstone Road, Water Mill, N.Y., 11976.