CLASSICAL MUSIC
■ Carpe Diem String Quartet, 3 p.m. today, McConnell Arts Center, 777 Evening St., Worthington; $25 to $30; 614-431-0329, www.mcconnellarts.org
■ Springfield Symphony Orchestra and Chorale, 3 p.m. today, Clark State Performing Arts Center, 300 S. Fountain Ave., Springfield; $25 to $56; 937-328-3874, www. springfieldsym.org
■ St. John’s Choir, choral evensong, 4:45 p.m. today, St. John’s Episcopal Church, 700 High St., Worthington; free; www. stjohnsworthington.org
■ Metropolitan Chamber Orchestra, 7 tonight, Ascension Lutheran Church, 1479 Morse Road; donations accepted; www.metropolitan chamberorchestra.org
■ Otterbein Singers, 8 tonight, Church of the Master, 24 N. Grove St., Westerville; free, donations accepted for Friends of the Courtright Memorial Library; www. otterbein.edu/music
■ QuintEssential Winds, 6:30 p.m. Wednesday, Capital University, Huntington Recital Hall, College Avenue at East Main Street, Bexley; free; 614-236-7112, www. lisajelle.com
■ Otterbein University Opera Theatre, “The Medium,” 8 p.m. Friday and Saturday, 2 p.m. next Sunday, Battelle Fine Arts Center, 170 W. Park St., Westerville; $5 to $10; www.otterbein.edu/music
■ Columbus Symphony, “Harry Potter and the Sorcerer’s Stone in Concert,” 2 and 8 p.m. Saturday, 1 p.m. next Sunday, Ohio Theatre, 39 E. State St.; $49.50 to $124.50; 614-4690939, Ticketmaster