Little Rabbit has looked forward to becoming a big brother, but when Mama brings home triplets, he quickly realizes that babies are not as much fun as he thought they would be.
Bored with her doll and longing for a real baby brother, Annie swaps five of her father's pies for a baby from another dog family and finds out just how much trouble an infant can be.
Froggy hoped for a brother to play with so he is disappointed with his new baby sister, Pollywogilina, but only until she is old enough to start learning from her big brother.
Even though her baby brother annoys her by slobbering on her homework and hitting her on the head with his ball, a big sister realizes that she loves him very much.