Continuity: Kim reminds Charlie that they already spent a lot of their savings on fixing up the house to handle more kids, but in the first movie they fixed up the old comic book store because they weren't allowed to watch more than 12 kids in their house by law. (Time) Submitted by zephalis

Revealing: In the opening scene, the little girl pulls the cake over to her with only a few fingers which is near impossible. When the camera angle shifts and she lets go of the cake, it still wiggles as if she's pulling on it, showing that it's being controlled from the other side, most likely by an off-camera crew member. (Time) Submitted by zephalis