The holidays can be overwhelming for anyone, but Zoey is ready to explode when Maurice, her closet-monster roommate, takes celebrations to the extreme. When Zoey ducks out for a little fresh air, she finds a boy with a big problem — a problem only a mythical creature can have and only Zoey can solve.This story also appears in the short story collection, Transmonstrified.Hidden Holidays takes place between Monster Haven book two, Pooka in My Pantry, and book three, Fairies in My Fireplace.