Little Bear is excited about the new baby his family is expecting, until his friends at Bear Kindergarten tell him all the bad changes that the baby will make in his life.
When ten-year-old Adine's mother has a new baby, eccentric Aunt Irene comes to stay and shares Adine's bedroom--an event which requires a great deal of adjustment.
Sixth-grader Lucy Childs and her friend Rosie Treeman do not have much time for their pretend psychiatric practice when Lucy's family decides to adopt a baby, who is kidnapped the day after she arrives at their house.
When his baby brother is moved into his bedroom, Ben goes elsewhere in search of a place of his own but finds himself longing for company of some kind.