Sometimes, the most fun in life comes in surprises. Last night, that surprise came in the form of a random marching band appearing out of nowhere at the corner of 5th and Spring playing a hybrid of New Klezmer Afro-Brazilian Tango during last night's Downtown Art Walk. We followed the free-jazz, experimental, all-genres-equal Killsonic for about an hour throughout Gallery Row intruding upon art galleries and people's peace and quiet. At one point, we......