Cylincia, a beautiful woman who told funny knock-knock jokes, dies and turns into a beautiful witch who lured men into deadly traps. A red-haired part-vampire decides she must save the town by defeating the green-skinned sorceress.
An evil scientist creates an army of robots to attack the city of Texas, California, to avenge himself upon the kids who bullied him when he was young. His dying grandmother convinces him to have a change of heart.
Two children who can't decide what to do for Valentine's Day, then try to convince their parents it isn't really February 14th, find themselves trapped in a time loop where everyday is Valentine's Day.