When Carlton says to his Philip "since when do they have high school reunions for their twenty second year?" meaning his high school reunion would have been in 1967 and since he was born in 1946 that would have made him 21 but he would have already finished high school and most likely college since he moved to Baltimore at age 16.
Goof: During the nursing home dream, old Will tells old Carlton "I ought to knock your teeth out" to which old Carlton replies "Go ahead; they're on a glass next to my bed," but Carlton's teeth a visible in his mouth during the scene.
International Episode Titles:
Czech Republic - Rozhněvaný mladý muž (Angry Young Men)
Title: Grumpy Young Men
The title to this episode is an allusion to the 1993 film Grumpy Old Men made starring Jack Lemmon and Walter Matthau.