NAMM today announced a continuation of its recent efforts to broaden attendance at Summer NAMM by inviting and allowing its Members to invite more music students, parents, music advocates and enthusiasts to the 2010 event. Called "Wanna Play Music Sunday," NAMM will open its show floor on Sunday, June 20, for these groups to see demonstrations of the latest products, watch unique live musical performances, attend valuable workshops taught by known professional musicians and talk with music products industry insiders.