Opera Theater of Pittsburgh’s Summerfest continues with productions of “Ariadne on Naxos,” “The Fantasticks” and “The Merry Widow,” a master class by Pittsburgh native and mezzo-soprano Marianne Cornetti, vocal recitals and more. Ticket prices vary; all events take place at the Twentieth Century Club, 4201 Bigelow Blvd., Oakland. More at www.otsummerfest.org or 412-326-9687.
Pianist/composer David Cutler and Project Pinata perform at the Kelly-Strayhorn Theater in East Liberty as part of Chamber Music Pittsburgh’s casual “Just Summer” concert series. The performance, “Swinging With a Blindfold,” takes listeners on a musical trip to genres as diverse as salsa, classical, tango, techno, Klezmer, jazz and more. The show starts at 7:30 p.m. with a pre-concert mixer at 6:30 p.m. Tickets, $25 in advance, $28 at the door, include one free drink and food. More at 412-624-4129 or www.chambermusicpittsburgh.org.
The Pittsburgh Symphony Orchestra presents “Stayin’ Alive,” a Bee Gees tribute featuring favorites such as “You Should Be Dancing,” “How Deep Is Your Love” and, of course, “Stayin‘ Alive.” The 7:30 p.m. concert takes place at Heinz Hall, Downtown. $25-$75, www.pittsburghsymphony.org or 412-392-4900.
Gracefully Reaching Absent Boundaries: A GRAB Productions Dance Showcase will be at the Kelly Strayhorn Theater, 5941 Penn Ave., East Liberty, at 7 p.m. The GRAB Productions is a self-funded group created by four former Pitt students: Greg McCummings, C. Riana Manuel, Allison Felton and Brittany Smith. The show ranges in style from hip-hop to contemporary. Doors open at 6 p.m. All proceeds will be donated to the American Cancer Society. For tickets — in advance $10 adults, $5 children under 12 and $15 at the door — www.kelly-strayhorn.org or 1-800-838-3006.