Personalized Saint On Sunday Toddler Long Sleeve T-Shirt. Funny Toddler Long Sleeve Tee - Black says Always A Saint On Sunday. for Sunday School teachers, kids and churchgoers. A classic for Fall, Winter and Spring, these long sleeve toddler t-shirts are sure to be a staple in your child's wardrobe. Whether layered or alone, this t-shirt is soft yet durable enough to stand up to your toddler's playtime demands.