Accordionist Duckmandu, aka Aaron Seeman, will perform his trademark mix of punk rock, classical, country, ’70s rock and patriotic music at 9 p.m. Tuesday, July 24, at The Black Sheep Pub & Restaurant, 51 N. Main St. Seeman is one of the founding members of San Francisco’s Punk Rock Orchestra, a band that performs orchestral versions of classic punk songs. He also plays accordion in San Francisco Bay Area bands Shamalamacord, Polkacide and Red Hot Chachkas. Curtain climbers from the Aerial Dance Company will also perform. Cost is $5 and minors are welcome until 11 p.m.