Where does the phrase Trick-or-Treat come from and how did this custom get started? In this episode, we take a whirlwind journey from the middle ages to the present day as we learn about the various forms of our most beloved Halloween tradition. 
Sources:
All Souls Day
Guisers
Halloween in Scotland
History of Halloween
How Trick-or-Treating Became a Halloween Tradition
Albertans May Have Been 1st to Say 'Trick or Treat'
Who's Afraid of Trunk-or-Treat