Devoured!(2004)

Three young women (Tina Krause, Pamela Sutch, Vanessa Carlton) decide to watch the movie "The Little World of Wilbur" in which a man is shrunken down in size and kept as a "pet" for the woman's (Dawn Murphy) amusement. After seeing the movie, each girl has a dream about how she would shrink her friends down and get even with them for previous slights. A detective (Dean Paul) also becomes involved. What fate awaits them all?