Continuity: There's a scene in one of the camp cabins where the two girls are talking. It cuts away from one girl, and she has an ice cream cone in her hand, then cuts back and it's gone. This keeps happening.

Continuity: When the girls in Sharon's cabin have been booby-trapped, they all wake up screaming to the sound of the bugle. There are shots of them in their beds and then one shot of a girl in the middle of the cabin getting a bucket of water dumped on her head. Considering that the cabin is covered in strings and stuff how could she have gotten there in just seconds?

Continuity: When the twins are in the cabin and Sharon offers Susan a Fig Newton, the cookies are is a jumble in the box. A moment later, the cookies are in a clean row.

Continuity: The dad drives "Susan" home from the airport. After he touches her face, he puts his hand down next to him, but when it cuts, his hand is on the steering wheel.