Look Who's Talking Too (1990)

In this uproarious sequel to "Look Who's Talking," Mikey's joy over uniting his mother (Kirstie Alley), with his dream dad (John Travolta), is swiftly replaced by a surprise twist: he faces the shock of a new baby sister. As they navigate potty training, parental clashes, and spirited sibling rivalry, both kids and grown-ups will uncover the genuine significance of family. Brace yourself, because this loving family is on the brink of discovering that more challenges can also mean more adventure.