Strangest place you've been caught shadow boxing?

[Trainer Monkey]

I used to practice katas and hand strikes when I was a printer and had the press running well.
This doesnt sound to embaressing,but it would get twitchy when a customer walked in and I didnt hear the door open

you do martial arts

Used to do Ed Parker Ken-Po
I actually try to incorparate alot of it in to training my boxers,as far as blocking,and balance