Baby Duck is back -- and she's not the baby anymore! Hot Stuff, Baby Dick's little sister, has arrived, and everyone is making a great big fuss over her. Baby Duck fells pretty cranky about the whole matter. Luckily, Grandpa knows just what to say and do to help Baby feel special again. Amy Hest and Jill Barton tell another warm and funny story full of familiar feelings for everyone in the family.