Cousin Naomi is visiting the Evans' for the Christmas season and the whole time she has been there, has been time spent in the bathroom. However, her visit is not a happy one for Thelma, who discovers that Naomi is hiding a serious drinking problem. Meanwhile, the rest of the Evans family prepares for holiday festivities.moreless
After another date runs away, Grandpa develops a love potion intending to help Marilyn. Unfortunately, things don't go as planned.
The Munsters are invited to a masquerade party by Marilyn's boyfriend. With carefully-picked costumes for the event everyone is shocked when Herman wins…for wearing one mask under another one.