Tracy Bogart, who played the nurse who held Stephanie's birthday cake and spoke a few brief lines, is the daughter of Paul Bogart, who directed this episode and 96 others from the series.
Sidney: I was the patient and Gloria was the doctor!
This episode was videotaped on December 01, 1978.
When Edith is dialing Dr. Shapiro's number Parkview 8 on the phone and she mentions "Oh no, they use numbers now". In the 1950s and 1960s phone numbers had prefixes and the number in the telephone numbers. In the 1970s phone numbers no longer had prefixes when people dialed numbers and had only 7 numbers, which is true today.
Archie tells Edith "Maybe I ought to go on Johnny Carson". Carroll O'Connor actually did go on Johnny Carson in real life from 1972-1975.