Bewitched (1964)

Season 2: Episode 26

Endora babysits Tabitha while promising to abstain from witchcraft, but she soon breaks it when Gladys starts ranting and raving about how smart her baby nephew is. Endora has had enough and uses magic to make Tabitha talk! Word gets around and every newspaper in the world is after a story about the extraordinary baby. Samantha and Darrin get really angry at Endora and to clear things up, Endora reveals that she is a ventriloquist.