Requirements:

Craft two Quick Licorice Boosts
Complete all three Terrifying Town missions
Gather 60 Sweet Treats
Rewards:
Spooky Cabinet, Spooky Pumpkin, Spooky Crate
Notes: Licorice Boosts are crafted in the Candy Shop. Sweet Treats drop from Marshmallow, Candy Corn, Cotton Candy, Gumdrop and Spearmint Crops.
Each Licorice Boost requires 4 Undead Sweeties (Mist Generator, Suspicious Tombstone, Transformed Animals or Licorice Crop), 24 Bright Sprinkles (Wall Post) and 4 Monster Whips (Candy Crate, Mist Generators, Transformed Animals, Suspicious Tombstone and Licorice Crops)