Mother's Day is a 1980 American slasher film directed by Charles Kaufman. Serving up a shocking mix of horror and dark humor, the story revolves around three female friends who, while on a camping trip, fall prey to a deranged mother and her two psychotic sons living in the woods. The elderly mother (played by Beatrice Pons) encourages her sons to commit heinous acts of violence. The film is known for its disturbing content and has developed a cult following among slasher fans, probably because of its disgusting qualities. Critic Roger Ebert gave it zero stars.
(Summary by FreeGreatMovies.com)