Goof: Although Don is in a Japanese restaurant, as hinted by the Pearl Harbor comment and "Sukiyaki" playing in the background, the waitress who visits him is wearing a cheongsam, which is a Chinese dress.
Music played during episode:
Congratulations Honey by Baby Washington & The Planets
Temptation Is Hard to Fight by George McGregor & The Bronzettes
Sukiaki by Kyo Sakamoto
The episode reveals that Peggy is a Roman Catholic who attends church with her family. The fact that she does not partake in communion indicates that she has not been to confession in recent times and is thus not in a "state of grace" according to the Church. The service is conducted in Latin, in a nice historically accurate touch, as this is pre-Vatican II.
Joan Holloway's birth date is February 24, 1931. She stands 5'8" tall and has red hair and green eyes. She also weighed 140 lbs. when she got her driver's license, which expires on September 30, 1963.
Eugene: Hey Brooklyn, come home with me!
Eugene: Why not? I live alone.
Peggy: Why should I?
Eugene: Because I like you and we're having a good time and I'm a good kisser and you know you want to.
Peggy: Eugene, I'm in the persuasion business, and frankly I'm disappointed by your presentation.
The crash of American Airlines Flight #1 happened on March 1, 1962 and killed all 95 people on board including several prominent individuals. Among those who died were "Oilman W. Alton Jones, 70, an intimate friend of ex-President Eisenhower, who was on his way to California to join Ike on a fishing excursion, retired Admiral Richard L. Conolly, president of Long Island University and two-time Deputy Chief of Naval Operations, Film Producer (The Guns of Navarone) Irving Rubine, and Millionaire Realtor Arnold Kirkeby, former head of the Kirkeby chain of luxury hotels.† " - Time Magazine