For me, my baseline is slow and sleepy. I'm often unkempt anyway. And I really enjoy this;
the Laugh-Out-Loud Cats - a set on Flickr
That's why I started playing with it. It requires no "special" costume to start. It's not much of a stretch. So for training it works.
On the other hand, there's a lot of things I'm already brainstorming that don't work (without modification) with a hobo character, so I could drop it sooner rather than later.
(p.s. I also want a bindle)