Comb the 2011 Theme Camps and message or email the ones that resonate. (They generally expect people to come to them.)
If you get stuck, Reno's got several Home Depots and WalMarts as well as smaller and perhaps more deserving businesses, and so many of them cater to the hurried Burner at that time of year. If you're really determined, you can fly in, shop, sleep(?) & drive 2 hours. I was a baby-wipe girl my first year, and it was worth it. Your mileage may vary . . .
ETA: Oh hey, check it out. This camp is still recruiting:viewtopic.php?f=188&t=36767&start=120