The ghost Wat received an entry in the 2016 tie-in book "Tobin's Spirit Guide - Official Ghostbusters Edition" on page 66 and 67, where it is identified as a Class VII Possessor.
This episode is one of seven episodes from the early seasons to be re-dubbed with Dave Coulier and Kath Soucie. It was rebroadcast as part of season four.
This story was adapted by Peter Mandel into the short children's book "The Real Ghostbusters in Haunted House Mystery".
The title is a play on "Mister Rogers' Neighborhood," a famous children's television series starring the late Fred Rogers.
In the Storyboards on the Box Set, Ray throws a "Ecto-Gernade" (misspelled in storyboards) instead of the trap at the Furnace Monster.