Cape Student Jazz Fest, 4:30 to 9 p.m., Lewes library outdoor pavilion, 111 Adams Ave., Lewes. Featuring Cape middle school & high school jazz bands. Special guests include Waterford, Conn. High School Jazz and University of Delaware Jazz 1, bring blanket or chair. For more information go to delawarelibraries.libcal.com/event/16678732.