A program of three works brought to you by Canadian artists Emily Vey Duke and Cooper Battersby. Duke and Battersby do not shy away from dirty stuff. Or creepy stuff. Or stuff that makes people uncomfortable. You could say that the dirty, the creepy and the uncomfortable are their milieu. The tapes in the program they are showing at UnionDocs deal with, in this order: an ape-human lesbian love affair; why hunting is OK (because we want to get to touch wild animals and they only let us if they’re dead); why it’s OK to be addicted to crack. Among other things, of course, but that’s the gist. But don’t get the impression that it’s gloomy: quite the opposite. It’s moving, tender, watchable and often very, very funny. Less