MUSIC DOING GOOD core artist Aisha Ussery will head a cast of talented vocalists, accompanied by pianist Phillip Hall, at 7:30 p.m. Wednesday at the Opera House at Boothbay Harbor for a rollicking revue of the music of Thomas “Fats” Waller, seen here. Tickets cost $15. All proceeds benefit the Opera House at Boothbay Harbor, 86 Townsend Ave. Tickets can be purchased at www.boothbayoperahouse.com or by calling the box office at 633-5159.