Blooper

When aunt is tenderizing meat, it changes from not being tenderized to tenderized and back to not being tenderized between shots.

During the accident at the beginning of the film, it becomes apparent that there is no one in the drivers seat or in the passenger seat in certain shots especially when the car is falling off the cliff.

After Cheryl slaps Billy, he stares at her while leaning over the counter. In the next shot right afterward, he is standing up straight.

While tending to Billy, the coach closes Aunt Cheryl's dead eyes. But Few moments later when the other officer enters with Julie, they show Cheryl with her eyes open again.

As aunt Cheryl is tainting Billy's milk, on the fridge door, the jar of Kerns jelly is on the top shelf, later Cheryl takes the milk out the fridge and now the jelly is on the third shelf.

As Tom Landers is thrown on the floor, the deceased Aunt visibly twitches.

When log crashes through the car, it's obvious that it hits a doll and not a real man.