To get a top-of-the-line massage free, Jerry asks his dentist friend to sign a note saying Jerry, George and Elaine need treatment from a certified physical therapist for medical reasons. When the doctor is later suspected of insurance fraud, Jerry must figure a way to save his friend's reputation and career.
Jerry and Elaine visit Jerry's parents in Florida, where Jerry's father is being honored by his condominium association. At dinner, Jerry admires a special astronaut's pen owned by one of the association members. When Jerry accepts it as a gift, he starts a mountain of tension with his folks, who feel Jerry should have refused.
The library contacts Jerry about an overdue book dating back to 1971. According to Kramer, with a fine of 5 cents a day for 20 years, the cost could come to $50,000. In a flashback to when Jerry and George were teens in high school, Jerry attempts to recall exactly when he returned the book in question.
Noticing that few people stop to eat at a certain small neighborhood cafe, Jerry feels sorry for the owner and stops in to suggest ways of increasing business - which causes the restaurant to do even worse. Meanwhile, George agrees to take an I.Q. test as part of his girlfriend's research project and then fears she'll find out he's not as smart as he's been saying he is.
Jerry frantically tries to identify the mystery woman who anonymously whispered naughty suggestions into the tape recorder he used to record his stand-up comedy act. But when Elaine confides to George that the voice was hers, George sees her in a more sensual light! Hoping to impress her, he procures an ancient Chinese potion guaranteed to grow hair.
No sooner does Elaine tell Jerry the virtues of dating an older man than she decides to break up with her 66-year-old beau -- a split made more complicated when he has a heart attack in front on Jerry's apartment. To make matters worse, George flunks his new job of parking cars -- which blocks traffic and an approaching ambulance.
Jerry frets that his creepy neighbor will awake from his coma and find out that he's been dating the sick man's passionate girlfriend. Meanwhile, Elaine is out of her mind with hunger after fasting to prepare for an ulcer test, and George delays a Caribbean vacation to consult a psychic about his fear of a plane crash.
While performing his comedy act, Jerry meets Keith Hernandez (as himself), the former New York Mets all-star and one of Jerry's favorite baseball players. But Jerry finds himself competing for his new pal's time with Elaine, who has caught Keith's eye. And shameless George will do anything to extend his unemployment benefits, including dating a bureaucrat's plain-looking daughter.
While performing his comedy act, Jerry meets Keith Hernandez (as himself), the former New York Mets all-star and one of Jerry's favorite baseball players. But Jerry finds himself competing for his new pal's time with Elaine, who has caught Keith's eye. And shameless George will do anything to extend his unemployment benefits, including dating a bureaucrat's plain-looking daughter.
When George's car breaks down at the airport, Jerry coolly convinces a waiting limo driver that they are his intended passengers. Their clever ruse turns ominous, however, when they learn the real client is a neo-Nazi -- and they're en route to a rally where violent protesters are eager to get their hands on their quarry.
As Jerry settles in to watch a boxing match on TV, George and Elaine return with his borrowed car and concoct a wild story to explain why it's developed a clanking noise. In addition, the reckless George heatedly debates geometric angles with a fellow parallel parker who challenges his right to the same precious space.
When Jerry is booked to appear on "The Tonight Show With Jay Leno," he takes George with him to Los Angeles to search for Kramer -- who vanished in a huff months earlier only to pop up inexplicably on TV in an episode of "Murphy Brown." George and Jerry are unaware that their wayward friend is in trouble as a victim of mistaken identity. Meanwhile, George bothers every celebrity he encounters.
NBC executives ask Jerry to come up with an idea for a TV series. George decides he can be a sitcom writer and comes up with "nothing." Kramer trades a radar detector for a helmet, later Newman gets a speeding ticket. While waiting to meet the NBC executives, George and Jerry meet Joe Davola, a writer and "a total nut" who goes to the same shrink as Elaine. Jerry searching for conversation, mentions Kramer's party, whereto Joe wasn't invited. While discussing the disaster of the meeting with NBC, George focuses on starting a relationship with the female NBC executive. Kramer shows his approval by throwing up on her. The helmet saves Kramer from an attack by "Crazy" Joe Davola. While all this is going on Elaine is in Europe with her shrink.
Kramer suffers side effects from his head injury. NBC gives Jerry and George another meeting and on the way, Jerry throws out a watch his parents gave him. He then meets his Uncle Leo, who picks the watch out of the garbage. Kramer agrees to be an alibi for Newman's trial on a speeding ticket. George and Jerry meet with NBC executives and they give the go ahead for a pilot. Later they hide in the coffee shop, afraid of an attack from "Crazy" Joe. Elaine's shrink realizes that he didn't leave an extra prescription for Joe Davola, for the time while he's on vacation.
Jerry agrees to make a side trip to visit a sickly fan -- who must live in a protective plastic tent -- while he and George drive up to a mountain cabin with their dates. But complications set in when Jerry gets lost while driving with Elaine, and a cigar-puffing Kramer makes an unwanted visit from out of the blue.
Elaine is mortified when she accidentally reveals a bit too much décolletage on her Christmas card, which she has sent out to everyone she knows. Meanwhile, Jerry tries to convince his skeptical new girlfriend, a model, that he practices good hygiene. Elsewhere, Kramer is asked to pose for a risqué underwear advertisement.
A comedy of errors kicks in when Jerry is frustrated in his attempts to squeeze in two comedy appearances on opposite sides of town while shadowed by a pesky fellow comedian. Later, Jerry's bad timing continues when he has to rendezvous for a movie with George, Elaine and Kramer -- who are all in different orbits looking for seats as well as each other.
Jerry takes pity on a poor foreigner whose important immigration papers were mistakenly left in his unopened mailbox. But the luckless man swears vengeance when he is hustled away for deportation back to his native country. Down the hall, a resourceful Kramer returns from his fantasy baseball camp after having punched out his idol, Mickey Mantle.
Jerry and George scramble to keep their feeble idea for a TV series alive when they meet with a skeptical TV executive who catches them eyeing his teenage daughter's cleavage. Across town, Kramer begins dating Jerry's ex-girlfriend, a chef who becomes obsessed with possessing Elaine's fashionable shoes.
Good Samaritans Jerry, George and Elaine volunteer to comfort and assist senior citizens in their homes. Unfortunately, Jerry is assigned to a nasty old cuss -- who he loses on the streets thanks to Kramer's intrusion -- while George depresses an elderly man and Elaine has equally devastating problems as well.
Jerry and George narrowly avoid a public stoning after George parks his father's car in a handicapped spot -- inciting an angry mob to trash the vehicle when a disabled woman is injured as a result of the illegal parking. And while George's unsuspecting father is mistakenly arrested for the interaction, George and Kramer shop for an electric wheelchair to give to the recuperating victim.
Jerry and George get the green light to produce Jerry, the pilot for the series based on their "nothing" lives. Russell Dalrimple, the president at NBC behind the pilot, is obsessed with Elaine. George is obsessed with a white spot on his lip and a box of raisins taken by actor playing Kramer. The real Kramer has an internal plumbing problem and on his way to fix it, he gets delayed and is caused to "miss his chance." Jerry has an audition with the new "Elaine," a method actress interested in being Elaine in every way. The real Elaine has a problem with the coffee shop, they appear to be only hiring buxom waitresses, so she tries to get hired and files a report.
Rehearsals for the pilot begin. Russell's obsession with Elaine begins to affect his work. George asks TV Kramer about the raisins. The real Kramer might be forced to work on his plumbing problem by using the "dreaded apparatus." Elaine gets an investigation started on the owner of the diner. George gets the results of the biopsy of his white spot. At the taping of the pilot, Elaine sneaks in disguised and "Crazy" Joe jumps out of the audience. Elaine finds Morty's wallet in Jerry's couch. Everyone from the past season comments on the pilot as it's broadcast, they all think it's great. When Russell disappears, the fate of the pilot is in the hands of the new president, a person convinced that Jerry can't act.
Think you know everything there is to know about 'Seinfeld'? Ok, maybe you do, but for the rest of us, TV Guide Channel put together a special called '25 Things You Didn't Know About ... Seinfeld.'
The reunion of the entire cast plus Larry David on the ninth anniversary of the series finale