Watch Free Online HD Moviesjoy. Petey Monahan, or as the bullies call him, "Pizza Face," is a quiet, acne faced boy who loves working at his father's pizza shop, Pizza World. But, after a childish prank goes awry, Petey gets trapped in a burning pizza delivery car and is left for dead...or so they thought. Now, Petey is back with a brand new look and is hungry for revenge. Who gets the last slice? Find out...in PIZZA PARTY MASSACRE!