गूफ़

When Jody first goes to the school, her school record is in her bike basket. She later picks it up from the file cabinet after killing the principal.

The same shot of Jody's Grandmother initially falling down the stairs is used twice as she tumbles down after Jody pushes her.

Rachel drives into Jacqueline's driveway to water her plants as requested by Barbara. However, she only lives right across the street from Rachel, one block away at the most. All Rachel had to do was walk over to her house. She didn't need to drive.