When my children were small we used to throw a Halloween party in the afternoon for the neighborhood children! We played games, ate candy, and got them all excited about going out Trick or Treating! I used #believeinmagic: Halloween Party Collection by Amber Shaw & Studio Flergs found here:
https://www.sweetshoppedesigns.com/sweetshoppe/product.php?productid=32119&cat=777&page=1 with a template from Aprilisa's DEFINING ME pack
