Young man rides inner tube over a mound of snow very quickly. He flips and falls. With recovery, winter.
A boy shakes his Christmas present toy box over his dad's head in a living room and hits his dad in the head. Short heads.
Teen boy ducks out of the way of a snowball being thrown at him, when he moves it hits the friend behind him.
Boy and girl hold same slice of pizza in their mouths and spin around, giggling - at birthday party.