From 11:30 a.m. to 5 p.m. at Mandel Concert Hall and Reinberger Chamber Hall, this free event will feature performances by community ensembles throughout the building and hands-on activities. The day’s lineup includes the Cleveland Orchestra Youth Orchestra, the Cleveland Orchestra Youth Chorus, Blakk Jakk Dance Collective, Tiamoyo Chorale, the Stix Quintet, DJ Lily Jade, the Dance Centre and students from Cleveland Orchestra Learning Programs. Tickets are not required.