People have some *very* strong opinions about this.
Would you consider 'The Nightmare Before Christmas' to be a Christmas movie? - Quora
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Is 'The Nightmare Before Christmas' a Halloween Movie?
Is The Nightmare Before Christmas A Christmas Movie or a Halloween Movie?
Super7 The Nightmare Before Christmas in Shop by Movie
The Nightmare Before Christmas. Is it a Halloween Movie or
Halloween Movie on the Town Common: The Nightmare Before Christmas
Is The Nightmare Before Christmas A Christmas Movie or a Halloween Movie?
If you got to make extra scenes for 'A Nightmare Before Christmas', what would they be? - Quora