2. Chills in every roomDon’t just decorate the main party area. Keep your guests on their toes wherever they go. Stretch crime scene tape around the kitchen.
Write REDRUM on the inside of the bathroom door so that it reflects in the mirror. Leave bloody handprints along the tub.
Go to the thrift store and pick up some discarded toys, especially dolls. These add a genuine creepiness to every corner.