Personalized Lucky Puppy 3rd Birthday Toddler Dress. St. Patrick's Day 3rd birthday Toddler Dress - Heather with cute leprechaun puppy sitting on a lucky horseshoe, shamrocks and argyle pattern number three. Perfect for a wee Irish lad or lass. Your little one will be adorable and comfortable in this 100% combed ringspun cotton 1x1 baby rib dress!