Excuse me while I change shirts. Since starting this blog entry 30 seconds ago, I've sweated through one. There, all better. OK, we've pulled together a list of ten events, cheap or free, going on this weekend. It's been a weird week (celebrity deaths), and since many of you have a four-day work week ahead, you can afford to really mix it up this weekend (there's no sound on that video, which is a fucking crime, but it's a fine example of "mixing it up.") Here are a few cheap ways to have fun th