My Little Pony Movie Birthday Girl Birthday Card. First introduced into the toy market in 1983, My Little Pony is an entertainment franchise developed by Hasbro. These ponies are special as not only are they colourful, they also each possess a unique symbol and now in their own movie "My Little Pony Movie." The Card says "Birthday Girl. Time To Sparkle! Have An Amazing Birthday."There is plenty of space to write your own personal message as well. Now available with delivery. Also available for worldwide delivery. Order before 2pm Monday to Friday for same day dispatch.