First cameo of Dr. Harry Weston (played by Richard Mulligan) and his dog Dreyfus from the series, Empty Nest.
Alf Landon, Governor of Kansas, and Wendell Wilkie ran against Franklin D. Roosevelt in 1936 and 1940, respectively. Adlai Stevenson II, Governor of Illinois, ran against Dwight Eisenhower in both 1952 and 1956.
Strikingly similar storyline to the "Love, Rose" episode in which Blanche and Dorothy forge letters to toy with Rose, and then later confess after the situation gets out of control.