The Van Pelt family received a note reading: "You are to be killed tonight at 10pm sharp."
The Westons were warned, "Highway bandits will rob your house tonight."
And then, the cryptic letter received by the Simingtons: "Beware of the goat. He is watching you."
Today, Glendale police revealed that two bored 12-year-old girls named Dorothy Alman and May White were responsible for the threats which kept the neighborhood "on the verge of nervous spasms for several days."