A free concert at Murray Nelson Government & Cultural Center Park, MM 102, Bayside. Performances are outdoors; no chairs provided, bring blankets. Starts at 4 p.m. Admission free for all concerts. Presented by Keys Community Concert Band. Conductor Bobby Keating, a Miami music educator, freelance performer and adjunct trumpet teacher at Miami Dade College is to share his vibrant personal style with the local musicians as he leads the performance that features tunes from the worlds of stage and screen -- John Williams' movie scores, Broadway melodies and toe-tappers from Irving Berlin.