The first day of the annual California wine country festival featured headlining sets from Post Malone and the Smashing Pumpkins. Other acts included Bastille, Phantogram, Starcrawler, Lucius, The Airborne Toxic Event, Great Northern, Jean Dawson, Kenny Hoopla, and Aylee Valentine. The culinary stated featured the likes of Killer Mike, celebrity chef Giada De Laurentiis, and San Francisco 49er tight end George Kittle.
