I'm sure it will turn up by tomorrow at the latest, just edit it into the first post when it does and don't do this again. I did this a while back for a show I was actually going to and it was still a big no-no for some reason.
4/11 Fear FestEvil w/ High on Fire
4/17 Electric Fucking Wizard
4/28 Mastodong/Clutch/Big Biz