BETHEL — In the pre-cellphone era, finding a familiar face in the crowd of 400,000 people who sang, danced and slid in the mud at Woodstock ’69 would have proven to be an impossible feat.

The 460,000 hippies who tore down the fences on Max Yasgur’s farm at Woodstock ’69 and instigated a state of emergency across ...

Headliners include Miley Cyrus, JAY-Z, the Killers, the Black Keys and Chance the Rapper, as well as Woodstock ’69 veterans Santana and Grateful Dead offshoot Dead & Company featuring John Mayer.