Tony is successfully able to lift the coffee machine off the ground, yet there is no electrical wire sticking out from either the wall or the back of the coffee machine.
Just before Famous Amos is beamed up to the sky, the harness that lifted him up can be seen underneath the back of his shirt.
Latka claimed his grandmother left him the recipe for her cookies in her will. Alex visits him while he is stirring a new batch of cookies, but Latka is shocked to learn of the "secret ingredient." If he had the recipe, wouldn't he know exactly what was in the cookies...