Trivia: The end scene on the bus, when Kramer tells Jerry he's falling apart is a tribute to the film, "Midnight Cowboy" where Ratso tells Joe Buck he's falling apart. Joe Buck was played by Jon Voight, who appears in this episode.
The Chinese Restaurant - S2-E11
Trivia: After Elaine approaches the table and asks for the egg-roll, the customers begin talking amongst themselves. One of the voices belongs to co-creator Larry David, though he wasn't actually sitting at the table.
Trivia: Of the four main actors, Jason Alexander is the only one who did not win an Emmy for his participation in the series. Jerry Seinfeld won one as a producer in 1993 for Outstanding Comedy Series, while Julia Louis-Dreyfus and Michael Richards each won in the acting category.
Trivia: Ruth Cohen, who plays the Monk's Café cashier, appears in 101 of the 180 Seinfeld episodes, more episodes than any character outside of the four main cast members. She is not speaking in most of these appearances, however.
The Contest - S4-E11
Trivia: While appearing alongside Jerry Seinfeld on The Tonight Show with Jay Leno, JFK Jr. revealed that people would constantly bring up his appearance in this episode, even though he never actually appeared in it and was only referenced.
Trivia: Julia Louis-Dreyfus was pregnant during the filming of season 3 and then again in season 8, this was hidden with oversized clothing and bags.
Trivia: In this episode, Susan finds letters from John Cheever (a real life writer) to her father exposing their relationship. Incidentally, in real life, John Cheever also had a daughter named Susan.
Trivia: George is wearing a "Broadway Bound" shirt. "Broadway Bound" is a Neil Simon play and Jason Alexander (George) played Stanley when the play opened on Broadway. Stanley Jerome is a neurotic, high-strung character who is constantly obsessing and worrying over details. He and his brother work at writing a comedy sketch for CBS Studios.
Trivia: While everybody blames George for nearly killing The Bubble Boy, it was actually Susan who pops the bubble. She's the one who hit the plastic divider that causes it to break and hiss as it leaked out the air.
Trivia: The grandson, Bobby, that ends up calling Elaine is voiced by Thomas Dekker in an uncredited role. Dekker played Bobby in s07e04, "The Wink", the sick boy in the hospital that had the Yankees signed birthday card. Dekker also appeared in s05e16, "The Stand-In", as "Son" that Mickey stands in for.
Trivia: When Jerry is talking about the "magic loogie", it is a parody of the scene from the film "JFK", where Jerry is parodying Kevin Costner. Wayne Knight (who plays Newman) not only appeared in "JFK", he was also in the magic bullet scene and positioned in the same spot for both scenes.
Trivia: The Soup Nazi is based on the actual owner, Al Yeganeh, of a take-out soup business in Manhattan.
Trivia: Armin Shimerman hated guest-starring in this episode. He has described the four main characters as being dismissive and ignoring him completely outside of filming. At one point, Jerry Seinfeld and Julia Louis-Dreyfus sat down on either side of him, on a bench, and talked "around him" for half an hour, as if he were not there.
Answer: The name is Delores. He shouts that name at the end of the episode. Then in a later episode, "The Foundation", he runs into her. And he repeatedly calls her Delores.