Big Dog Mercer will entertain guests with their blues and soul sound. Advanced registration is required for seating, which will consist of marked areas that are socially distanced from each other. Concertgoers should bring their own food, beverages and chairs, and blankets. There will be no picnic tables or concessions provided. Registration is accepted by phone at (708) 671-3760 or the Recreation registration portal at www.palospark.org.