Looking for an excuse to wear your ugly Christmas sweater this year? National Ugly Christmas Sweater Day ( December 16th ) is the perfect opportunity! Check out our list of National Ugly Christmas Sweater 2025 events happening in Williamsport to help you celebrate in style. From ugly sweater parties to bar crawls, there's something for everyone in Williamsport. So put on your tackiest holiday gear and get ready to have some fun!
