Personalized 21st Wedding Anniversary Happily Married 21 Years Ago Toddler Dress. Celebrate your anniversary in style with 21st Wedding Anniversary Happily Married 21 Years Ago apparel and gifts. Show your love and commitment to each other with these beautiful and unique items. Your little one will be adorable and comfortable in this 100% combed ringspun cotton 1x1 baby rib dress!