COUNTYButler County Symphony Orchestra’s free summer lunchtime concerts take place at noon Wednesdays at the symphony office, 259 S. Main St. Performing Wednesday will be Heather and Bryan Helsel, classical voice and piano. Call 724-283-1402.Musicians’ Concert Band, led by conductor Jeff Kroner, will play at 7:30 p.m. today in the Butler Intermediate High School auditorium. Admission is $5. Visit musiciansconcertband.com.The free family summer concert series hosted by the Butler County Parks and Recreation Department will feature Washboard Tony & Son, folk music and more, at 6:30 p.m. Tuesday in the Odd Fellows Gazebo at Alameda Park, Butler Township.Ayres Foundation Concert Series at the James A. Ayres Amphitheater in Zelienople Community Park will feature Stationary Pebbles, The Bees Trees, and Brother from Another Mother bands at 6 p.m. June 18.Harmony in the House, sponsored by the Bottlebrush: A Gallery for the Arts, will host BeJae Fleming and Jackie Blount in concert from 1 to 4 p.m. Saturday at the Harmony Inn, during Harmony’s annual SpringFest. Admission is free.

REGIONChatham University’s Eden Hall Campus Summer Series will feature the Pittsburgh Opera at 7:30 p.m. Friday, KidsCan Children’s Festival from 1 to 5 p.m. Sunday, and Classical Music Under the Stars at 7:30 p.m. July 15, all at the Hilda M. Willis Amphitheater on the campus in Richland Township, Allegheny County. Visit chatham.edu/summerseries.Hartwood Acres’ outdoor amphitheater off Middle Road in Hampton Township, Allegheny County, will have a free performance by Beauty Slap with guest Memphis Hill, electro brass/funk/rock, at 7:30 p.m. Sunday.Allegheny RiverStone Center for the Arts presents the River City Brass in concert at 7:30 p.m. Friday at the Crawford Center, 511 Hill St. A pre-concert talk by conductor by James Gourlay will begin at 7 p.m. Admission is $20 for adults and $5 for students. Visit www.alleghenyriverstone.org or call 724-659-3153.