Both I say. Remember, the Halloween king becomes fascinated with Christmas and does his own version of it. So in turn, it's both Halloween and Christmas.
Bubble Burst: http://ew.com/article/2015/10/19/nightmare-before-christmas-halloween-or-christmas/ Literally... was officially declared Halloween, not Xmas X3
Nope, not a fight at all. Sides, we're each entitled to our own opinions on the subject. No reason to beat up one another over it right?