The Gramercy Brass Orchestra of New York is a professional ensemble of musicians who tour the country. Each year they hold a camp for students in grades 4-12 that play brass and percussion. Their season-closing event, the Gramercy Brass Band Camp, is in its ninth year and is composed of students all over the metropolitan area. Guest artists will join the camp attendees at 3 p.m. at World of Wings in Teaneck to close the event on Aug. 4. Tickets and more information can be found on brownpapertickets.com.