Betty is the model wearing the fur coat in Don's ad shown in the flashback scene where Don and Roger meet for the first time.
When Don and Peggy are looking over Danny Siegel's portfolio, Don sees the same Volkswagen "Lemon" ad he saw in a magazine in Marriage of Figaro (2007).
In The Wheel (2007), Don told a client that his first advertising job was "in-house at a fur company." This episode reveals that Don was exaggerating and in fact his job was as a salesman, but they let him write ads.
First appearance in the series of Jay R. Ferguson playing Peggy's obnoxious creative partner, Stan Rizzo.
While Ted says the office is a major general, he only wears one star, instead of the two that ranks carries. This mistake supports Roger saying that he is an actor, and not a real general.