Personalized Yee Haw Birthday Toddler Long Sleeve T-Shirt. Cute birthday Toddler Long Sleeve Tee - White with little cowboy holding balloons. Wild western style text says YEE HAW IT'S MY BIRTHDAY! Perfect for a little buckaroo! 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.