You Know When Santa T-Shirt – You know you've been REALLY BAD when Santa had it prepared for a year. Your You Know When Santa T-Shirt is under the Funny T-Shirts section of our store. As one of our best designs, this Funny T-Shirt features a picture of Santa depositing a present On its front that says You know you've been bad when Santa… As one of our cool and comfortable tshirts it makes a great gift for someone who likes Christmas joke. Our shirts are made from premium quality blank tees that are 100% Cotton. Our You Know When Santa T-Shirt is incredibly comfortable and it is made to last. Our Funny T-Shirts are made in the colors and sizes to meet your taste. If you have any questions or suggestions regarding our You Know When Santa T-Shirt or any of our other Humorous T-Shirts feel free to get in touch with us by an e-mail and include the product name.