10am, Fred’s Tavern, 314 96th St., stoneharborchamber.com

The fun starts with a pregame at Fred’s Tavern featuring the Shiver King and Queen and fellow participants. At noon, a parade starts from Fred’s to the beach led by the WhoaPhat Brass Band. Then, in the parking lot of the Women’s Civic Club, the Shiver Showdown competition will take place. At 1:15, the plunge begins. Afterward, the fun continues with a performance by The Quinn Brothers at Fred’s Tavern.