And Then There Were Three (S02E18)

Samantha has a baby girl. Trouble begins for Nurse Kelton when Endora names the baby Tabitha against the parents' wishes. When Darrin doubts that the baby will grow up to look like Samantha, Endora proposes to turn the baby into a grown-up so he can see. Darrin forbids her to do so. Meanwhile, Samantha's cousin, Serena, who resembles Samantha, visits the hospital. Shortly after, Endora carries the baby from the nursery.. Darrin sees Serena and feels she resembles someone he knows. Finding the baby missing, Darrin is sure Endora's magic .has been at work and Serena is his daughter, grown up. (iTunes)