Hello Emily, mostly likely yes, but need to confirm with our tailor to check if they can find the correct pattern for you. Please submit ticket (with product link, request & reference pictures showing the pattern you'd like to change) to our
Support Center and let my teammate helps you directly. n_n
If you order standard size around 22nd Nov. (about 3-4 weeks making costume time) and use the fastest shipping method (Premium Express, 3-6 days shipping time), it should able to reach you around reach you around 22nd Dec.
*All shipping information (including methods, cost & estimated delivered date) will be shown in order page, before payment; you can pay extra cost to upgrade shipping method there.
*Please remember to mark down the date (you need it) in the order form when you order it. :)