Actually, I also want to wear a ski mask and dress in all-black, like a terrorist, but just go about my business shopping, and then check out.

I wonder if I'd get the police called on me? There's no law against wearing a ski mask.

They might say they're going to fine me for wasting their time - but I didn't call them in the first place.

Of course they could try and fine me for disturbing the peace.

Nah. I think I'll stick with the rooster suit. There was a guy at the Chickenfoot / Queensryche concert wearing one (pic attached):