I've never seen a dog at a concert venue. that might very well give me pause. But I'd probably be too high to notice when wandering into a concert; go for the high that will last well, with only minimal tending to... it is a concert afterall, there will be other things on your mind.

I have in moments of minor desperation resorted to the classic "blunt in the shoe" strategy. I just tuck it into the top of my sock and let my pants hang over it. I've never had problems.

Flying Frog Brigade is playing the Filmore for the Hatter's ball this year... I'm sure I'll have to devise something elaborate for that, as in, plenty of smoke. I'm thinking something along the lines of... the greatest hat ever.