Grandson.Face in a Crowd.

Now and again you rush a shot and mess it up? But sometime you get an unusual result!This is one such result 24-84mm Nikon + My Nikon D800 @ F4.5,ISO 100.
I think the flash was intended to fire but didn't,so everthing that was moving,went blurred,but luckily my grandson didn't !Well not too much??