"Teen Concert in the Park," a free show featuring live bands, will be from 6:30 to 9:30 p.m. Sept. 30 in the amphitheater at Crown Valley Community Park, 29751 Crown Valley Parkway, Laguna Niguel. Guests should bring a low beach chair or blanket. Snacks will be sold. Information: (949) 362-4351, Ext. 4.