A child eagerly welcomes home his new baby brother.

When Auden impulsively goes to stay with her father, stepmother, and new baby sister the summer before she starts college, all the trauma of her parents' divorce is revived, even as she is making new friends and having new experiences such as learning to ride a bike and dating.

A chef, an event planner, and a basketball player's wife find their marriages and careers in Philadelphia challenged by new motherhood, difficult schedules, and infidelity.

Braid Beard and his pirate crew return to retrieve the treasure they buried in Jeremy Jacob's backyard, but first they must help calm his baby sister, Bonney Anne, whom they awoke from her nap.

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.

Sam transforms himself into Super Sam to entertain his baby brother, but when his superpowers fail, he finds another way to save the day.

Larry learns the difference between loud and quiet while getting to know his newborn sister.

Arthur isn't sure he is happy about the new baby in the family, but when his sister asks for his help in handling the baby, Arthur feels much better.

Biscuit, a young puppy, is eager to meet the new baby but must wait until nap time is over.