IOA has Grinchmas, where the entire Suess Landing is decked out in Christmas decorations. USF has the Macy's Day parade and decorations. Grinchmas usually begins after Thanksgiving and ends around the first week of Janaury. The Macy's Day parade runs from mid-December to the first week of January. New Year's has simulatenous fireworks shows at both parks and lots of other celebrations, all with large crowds.