In the movie, the grandfather brings home a new girlfriend, she is a witch, and slowly starts to destroy the family and house. At the end of the movie the witch has given the grandfather the power to answer any question asked of him, so that he can win a game show. The family asks him how to get rid of the witch, and they are then able to defeat her. Does anybody have a clue of what this movie is called or any of the people in it.
