The ren faire rule is that, if you lose all your moisture through sweat and don't need to pee, you're not intaking enough fluids. We take dehydration very seriously, especially given how many of the patrons don't. We'd like to have as few paramedics on duty on site as possible.
"Now everyone was giving her that kind of look UFOlogists get when they suddenly say, 'Hey, if you shade your eyes you can see it is just a flock of geese after all.'"
"You can't erase icing."
"I can't believe it doesn't work! I found it on the internet, man!"