The Donna Reed Show

Season 5, Episode 20 - A Way of Her Own
Airdate: 31/Dec/1969
Summary:

             Trisha, an orphan, follows the Stones home from the park and declares that she is a member of their family. They try to find her real parents (not knowing they are dead) and eventually turn up her uncle, who sees how much Trisha loves being a member of a family, and how fond the Stones are of her. He arranges for them to adopt her, adding a new member to their family.