This episode is notable for the fact that it's one of the few where George (Jason Alexander) ends up on top after the events of the episode have transpired.
During filming, Michael Richards (Kramer) played a practical joke on the rest of the cast. He entered Jerry's (Jerry Seinfeld) apartment with a woman who immediately began removing her clothes until she had stripped down to a g-string.
This is the first time Superman is mentioned on the show. Thereby establishing Jerry's (Jerry Seinfeld) interest in the costumed superhero.
This was the last episode to be filmed at Ren-Mar Studios in Hollywood. From the second season on, all episodes were filmed at CBS Studio Center in Studio City.
Elaine tells Jerry not to order tuna at Monk's because of the danger posed to dolphins that are caught in tuna nets. However in "The Boyfriend," Elaine remarks how much she loves the tuna at Monk's since they added lemon to it.