Mummies, demented dolls, and revived corpses are all costumes that could use this stitched mouth technique. It adds a 3D element to an otherwise flat Halloween makeup palette [1]. All you need is string and a skin-safe adhesive to re-create this tutorial from Promise Phan [2]. The finished effect will keep you silent all night long, but it will be worth it to creep out your friends. Just remember to sip your blood-red punch through a straw on Oct. 31.