Flutist Lisa Schroeder and guitarist Michael Anthony Nigro, known as Noteworthy Duo, will perform in concert on Sunday, February 21at 4:30 p.m. The concert, which is free and open to the public, will be held at St. Paul’s Episcopal Church at 1802 Abercorn Street (corner of 34th & Abercorn). Following the concert, they will also be playing at the Celtic Mass beginning at 6:30 p.m.