The Hilton Head Symphony Orchestra's Youth Concerto Competition will be held at 1:30 p.m. Saturday at St. Luke's Episcopal Church, 50 Pope Ave. on Hilton Head Island. Nine instrumentalists ranging in age from 11 to 17 from throughout the Southeast have been selected as finalists in the competition. The young finalists will perform on violin, clarinet and saxophone. Works to be performed include concerto movements written by Sergei Prokofiev, Wolfgang Mozart, Felix Mendelssohn and other classical composers. Tickets are $10.