John Janevic directs the band’s brass instrumentalists and a percussionist in a unique spin on favorites like “At the Copacabana,” “Colonel Bogey March,” “Chattanooga Choo Choo,” “Singin’ in the Rain,” “California Dreamin’,” an ABBA medley, “9 to 5,” “76 Trombones,” and “Down on the Corner.” 12 p.m., Farmers Market Pavilion, Kerrytown. Free.