The scene in which Jerry holds up the Tweety Bird PEZ dispenser and claps his fingers together was looped and displayed on the screen during Washington Nationals home games during the 2019 season when they wanted the audience to start clapping.
George (Jason Alexander) asks why Postum isn't a popular drink in this episode. Postum is a roasted grain drink that is often used as a coffee substitute. Seventh Day Adventist leader C. W. Post invented it. It is enjoyed by as a coffee substitute many who abstain from coffee.
PEZ is an abbreviation for the German word for peppermint.
When Elaine (Julia Louis-Dreyfus) laughs during the recital, George's (Jason Alexander) girlfriend is playing The Pathetique by Ludwig van Beethoven.
The first episode to feature Kramer's (Michael Richards) idea for the cologne that makes you smell like 'The Beach.'