[Music] Act one Scene one of Macbeth begins in the midst of a storm three witches appear on a Scottish more enchanting tones they agree to meet again after the battle there they will agree to Macbeth as quickly as they appeared they disappear called away by their familiars Grimalkin and the paddock appearing in only four scenes The Weird Sisters act as catalyst for the events that unfold and Macbeth setting up the dark mood that leads to Macbeth's tragic end while the witches motivations for choosing Macbeth are never clear they relish the prospect of the upcoming battle and the chaos that will follow referring to it as hurly-burly this old-fashioned term refers to any chaotic scuffle in this case it refers both to the battle that is about to ensue and the subsequent events the witches summoned thunderstorms reflecting their ominous intentions and the play's mood the mood of malevolence is enhanced when two of the witches referenced their familiars or their demon assistants that come in the form of animals Grimalkin is a cat and paddock is a toad here Shakespeare alludes to the common belief that witches used animals as messengers between themselves and the devil their last chat fair is foul and foul is fair reflects their disregard for goodness and a preference for what is foul or evil you