The title is from the refrain of the 1974 song "Magic" by the Scottish band, Pilot.
Conjurer's Castle is a spoof of The Magic Castle, located at 7001 Franklin Avenue in the Hollywood district of Los Angeles, California, is a nightclub for magicians and magic enthusiasts, as well as the clubhouse for the Academy of Magical Arts,
When searching for the Great Herrmann's body under the Conjurer's Castle, some of the walls are the walls of the sewers in " Smell of Success".
Though it is never said, it can be implied from the initials on Charles Charles' and Dwight Dixon's pocket watches that Ned's father's first and last name either started with "B" or "E".