Personalized Big Sis Girls New Sister Announcement Toddler Long Sleeve T-Shirt. Big Sis announcement for a little girl has heart and arrow design on a Toddler Long Sleeve Tee - Vintage Smoke outfit. 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.