Endora and Samantha speak of Samantha's cousin "Panda." Elizabeth Montgomery actually had a cousin called Panda who was the partial inspiration for Samantha's cousin Serena.
In the tag scene, while under a spell, Larry hints at a partnership with Darrin, then reneges on it. This is a virtual repeat of the scene late in "Solid Gold Mother-In-Law".
This episode defines the sound made by bare feet on carpet as "flurpity flurp".
Filming completed on August 19, 1971.