Bewitched S04 E18 Once in a Vial

"Witches are people too!"

Endora hires Rollo to get Samantha away from Darrin, but her plan backfires when Rollo creates a love potion for Samantha but Endora drinks it instead. Endora is set to marry a client of Darrin's, but at the altar, the potion wears off.