Hello Nick, if you order standard size now (about 2 weeks making costume time) and use the fastest shipping method (Premium Express, 3-6 days shipping time), it will reach you around 3 weeks after order's confirmed.
**We will hurry up our order processing time, but still unable to guaranteed it can reach you before 22nd May, hope you can understand. :)
*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.
*Yes, standard size will be done faster than custom size. :)