The Dillon Brouse Quartet performs at 6:30 p.m. today at Cottage Circle at Mount Sequoyah for the ongoing Artosphere festival happening throughout Northwest Arkansas this month. A Northwest Arkansas native and alumni of the Northwest Arkansas Jazz All-Stars, the Dillon Brouse Quartet is a mix of jazz veterans and newcomers with an ear to tradition and eye toward the shape of jazz to come. Tickets to the show are $12 at waltonartscenter.org.