The Butler County Symphony Orchestra's Concerts to Munch By will be presented from noon to 12:45 p.m. Wednesdays at the New Castle Street Plaza. In the event of inclement weather, the concerts will be held at the symphony office, 259 S. Main St. Admission is free. Call 724-283-1402. Opening the summer series will be a performance by Tom Wotus and Mary Andreassi on Wednesday.

Bottlebrush: A Gallery for the Arts, 539 Main St., Harmony, presents Phil Lee of Nashville performing in support of his CD, “The Fall and Further Decline of the Mighty King of Love,” with guest Steve Cohagen at 7 p.m. Friday. Admission is $10. RSVP is required. Call 724-452-0539.

Hartwood Acres Amphitheater in Allison Park will present a performance by the Pittsburgh Opera at 7:30 p.m. Sunday. Admission is free.Opera Theater of Pittsburgh will perform “Shining Brow,” the first opera to be performed at Fallingwater in Mill Run, at 7:30 p.m. June 7 and 8. Jonathan Eaton will direct a cast of five in this opera about Frank Lloyd Wright. Visit otsummerfest.org or call 412-326-9687.