See the Itchy-O Marching Band tonight in Disaster House at 8:30 p.m. on DIY, Comcast channel 277 in Denver. And if you want to get more of Itchy-O, catch them live Friday night from 5:30 to 8:30 p.m. at BINDERY | space, 2180 Stout Street, where they'll perform to benefit the Harm Reduction Center and Improbable Pictures. And Saturday, they open for March Fourth, a marching band from Portland, at Moe's, 3295 S. Broadway, Englewood. Tickets are $10 to $12. Meantime, here's a little teaser: