Mummy is so excited to realized that you knows how to wave goodbye. Mummy guesses you are as thrilled with your new skill as I am. Your ferocious hand-waving and unfaltering smile are addictive to Mummy. Mummy just can't get enough of it and is so eager to share with everybody. Mummy is so proud of you, baby! Mummy is looking forward to more and more of your new skills.