Personalized Thanksgiving Big Sis Announcement Turkey Toddler Long Sleeve T-Shirt. I'm thankful because I'm going to be a big Sis cute girl turkey Thanksgiving pregnancy announcement on a Toddler Long Sleeve Tee - Pink. 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.