Originally posted by GunsForBucks:

I get it though, Europeans just don't know how it works.

...and its Europeans who make the game.
Must admit its Muricans who gets it wrong though, since everything but Thanksgiving is an import from Europe. ;P

Joking with facts aside, you're right; decoration goes up days before the day. Except the Christmas tree. :)
And I'd like my Jack'o'Turnips now as well tbh,