According to tradition, the Christmas tree is put up on November 25th, which is the day after Thanksgiving. It's a time of celebration and joy, as people from all walks of life come together to admire the tree and enjoy the festive atmosphere. It's also a time for giving and sharing, as people give gifts and donations to help those in need. So, if you want to experience the joy and magic of Christmas, make sure to head to New York on November 25th!