Dave Mason, founding member of Traffic and 2004 Rock & Roll Hall of Fame inductee, joined by his all-star band, returns to Westport's Levitt Pavilion at 8pm in a special performance to benefit the Pavilion's ongoing programs. This is lawn seating. Bring a beach chair, blanket and picnic. General Admission tickets are $50; Benefactor tickets are $125 and include a pre-concert cocktail party, and preferred seating. To charge tickets or for more information, visit www.levittpavilion.com or call: 203-226-7600.