Bewitched - Season 5 - Eps 12: Weep No More My Willow
Samantha wants to keep a willow tree in her yard and decides to treat it. She calls Dr. Bombay to make her tree weep, but Samantha gets caught in the spell and each time the wind blows, she starts crying. When Larry hears her cry, he thinks that she and Darrin are having a fight and comes over to comfort her, but not before Dr. Bombay comes by to give her an antidote to make her laugh. When Larry comes by, Samantha starts laughing and laughing, and Larry starts laughing too. Then Darrin comes in to find Samantha and Larry laughing for no apparent reason. Then Dr. Bombay comes by with another antidote to make everything and everyone normal again.
About Bewitched

Title: Bewitched
First Air Date: 1964-09-17
Last Air Date: 1972-03-25
Status: Ended
Rating: 7.861/10 (from 695 votes)
Language: EN
Seasons: 8
Total Episodes: 254
Network: ABC
Genres: Sci-Fi & Fantasy, Comedy, Family, Drama
Production Companies: Columbia Pictures Television, Screen Gems
Synopsis
Samantha Stephens is a seemingly normal suburban housewife who also happens to be a genuine witch, with all the requisite magical powers. Her husband Darrin insists that Samantha keep her witchcraft under wraps, but situations invariably require her to indulge her powers while keeping her bothersome mother Endora at bay.
Cast

Elizabeth Montgomery
Samantha Stephens

Dick Sargent
Darrin Stephens

Agnes Moorehead
Endora

David White
Larry Tate