NEW Bone Cracker Gimmick! BEST PRICE ON eCRATER OR ANYWHERE ELSE! Put your hands behind your neck. Suddenly twist your head to one side, while holding your neck with both hands. Hear a big CRACK! Can be used over and over! Expand the bone cracker and hide it in your hand. Crush it and it creates a gross and realistic cracking sound! Crack your neck or a spectator's. Gets louder with use.A great gag! Please check out The Visual Comedy Shop for more great comedy and magic related items. All at the best prices here on eCRATER or anywhere else!