The Cheeky Gal Studio - Home of cheeky designs. Christmas, birthdays, anniversaries and office gifts. 'This is my Christmas Shirt' Funny Sarcastic Christmas Shirt. Perfect funny Christmas shirt for your next Christmas party. Size guide chart can be found in product photos, unisex style shirt. Available in a variety of colours. *Delivery times may vary during holiday periods, unfortunately we cannot guarantee items will arrive by certain dates although we work towards fulfilling orders as efficiently as possible. Refunds are only available for items that are received damaged, we do not offer returns and exchanges.