Anniversary concert "Ruby Jubilee," the finale of the Candlelight Concert Society's 40th Anniversary Season will take place at 3 p.m. May 18 at Howard Community College, 10901 Little Patuxent Parkway in Columbia. Program features performances by the Beijing Guitar Duo, Dahlia Flute Duo, and the Park Family Trio. Concert concludes with Christopher Shih, Nurit Bar-Josef and Amit Peled performing Dvorak's piano trio, "Dumky." A cocktail reception will be held following the performances. Tickets are $40 per person. Information: 410-997-2324.