This episode was originally written for season one, but was considered too controversial.
Archie talks about meeting a friend he hasn't seen in thirty years, Bummie Fencel, who would eventually appear later on in the series.
Sybil Gooley is mentioned for the first time and would eventually appear as a real character in later episodes.
Mike mentions while reading TV Guide, and later Edith and Archie watch at Kelsey's bar, a non-existent Japanese monster film titled "Return of the Sand Crab,"(1967), starring Godzilla, Mothra and Rodan.
The pinball machine in Kelsey's Bar is Williams "Miss-O", 1969