If you are looking for ideas for Christmas dress up days or holiday spirit days, check out this post with three free printable outfit calendars. (Affiliate links) If you are organizing a 12 Days of Christmas outfits challenge for your staff, look no further! We have over 40 themed spirit days for Christmas dress up days for employees and students alike. Also find themed Christmas outfits for Christmas parties outside of work or school. Print one to dress in festive outfits in December!