Serena has gone hippie and ends up on the front page of the newspaper and Darrin has to explain to the Tates about her identical cousin. After hurting Serena's feelings, Darrin can't provide proof of his story. Samantha also sings the If'n song.
Aunt Clara's boyfriend Ockie has a castle that is haunted by a most disagreeable ghost. Samantha goes to England to help him and runs into her vacationing in-laws. After the ghost leaves he takes up residence in the Stephens' house.
When artificial grass is mistakenly installed on the Stevens' lawn, Darrin thinks that it is Samantha's doing and tells her to get rid of it. After the real owner comes looking for his turf, Endora hexes their yard and Samantha can't bring the expensive turf back.
After Darrin in a fit of frustration says that they should tell everyone about Sam being a witch, she makes him dream about that very situation and the reactions of their friends and the US Government.
Samantha calls Doctor Bombay to treat her sick willow tree. She get caught in the spell and begins weeping every time the wind blows. Reversing the spell causes her to laugh uncontrollably until she is cured.