Being snowed in can make you do some crazy things. Humans weren’t meant to be surrounded by walls. The pressure building and light limited to a rusty keyhole is enough to drain the fluid from your brain and bring on the crazy.
One way to ward off Cabin Fever is to eat pizza. These people, these heroes, spent the snow storm ordering pizza after pizza hoping that the grease, cheese and sauce would keep them them from devouring one another.