A Man, A Plan, A Bump on the Head

I don't like using public restrooms.

Because I don't like touching the door handle on the way out.

So after I wash my hands, I save the towel, and use it to open the door.

But the restroom I was in last week didn't have towels.  It had one of those blow dry things.

So in that case, I always have a Plan B.

Plan B is to extend my sweatshirt sleeve so that it covers my hand, and open the door.  The skin of my hand touches nothing.

But I wasn't wearing a sweatshirt.  I had on a t-shirt.

That's when I...