The episode won an Emmy Award for Outstanding Multi-Camera Sound Mixing for a Series or Special.
Just prior to the scene at Alistair's reception, the title card reads "The Queerness of You." The tune played by the jazz trio at the reception is "The Nearness of You" (by Hoagy Carmichael and Ned Washington).
Benjamin Bratt is the celebrity caller in this episode, playing Kevin. Frasier (Kelsey Grammer) claims that Kevin's not honest, but Kevin then turns that around. He says that Frasier also isn't honest because he was seen in a gay bar but he hasn't come out of the closet.
Both Patrick Stewart and Kelsey Grammer were both Starship Captains in the Star Trek: The Next Generation (1987) Season 5, Episode 18 "Cause and Effect (1992)."
Patrick Stewart starred as Professor Xavier and Kelsey Grammer starred as Beast in a "X-Men: The Last Stand (2006)" and "X-Men: Days of Future Past (2014)."