FUN TIME on Instagram: "This motorized mannequin prank takes holiday decorating to a whole new level of chaotic genius 🎄😱. What started as a trend of hanging motionless dummies became something far more unhinged when the creator turned it into a full animatronic scare. Built around a Michael Myers mannequin and a PVC frame, the setup adds motorized swinging legs and hidden speakers that blast sound the moment someone gets too close. The real magic is the motion sensor—nothing happens until a p