Fans confirm Bosco chocolate syrup is a real product, with some recalling the brand from childhood commercials and personal experiences, while others were unfamiliar with it before the show.
The Secret Code
Aired Thursday, November 9, 1995 · 30 min

George refuses to give anyone his secret code (BOSCO). Kramer buys a police scanner. Jerry does a series of ads for Leapin' Larry's Appliance Store. Elaine has dinner with J. Peterman but after she and Jerry bail on the dinner, George is stuck to dine with Peterman. George spills his secret code to Peterman's dying mother and gets in trouble for it.
The morning after
No live reaction was captured for this episode.
Over the years
Fans discuss George's secret ATM pin code from The Secret Code episode and debate whether Jerry and Elaine's past sexual relationship was shown on screen.
Fans discuss whether Bosco, the chocolate drink used as George's PIN code in the episode, is a real product and share memories of the brand from their childhoods.
Fans discuss a list of character deaths from the show, noting some omissions like Mr. Petersen's mother and Elaine's aunt Mamaw.
Fans recall that George's secret PIN code from the episode was BOSCO, referencing the chocolate syrup brand.
Fans discuss the website's script access password requirement for "The Secret Code" episode, debating whether it should require knowing George's code or be freely accessible.
Fans discuss and recall the dialogue from The Secret Code where Kramer deduces George's ATM password is BOSCO by reasoning about chocolate brands and George's character.
Fans identify a Kramer quote about the Cocoa Bean as being from "The Secret Code" where Kramer tries to guess George's ATM password, with one poster noting they transcribed the episode.
Fans discuss whether Ray Romano guest-starred on Seinfeld; consensus is that Fred Stoller, who resembles Romano, appeared in The Secret Code as the man who couldn't remember meeting Elaine.
Fans discuss J. Peterman's first name, with one poster identifying it as Jacobo from the episode, while another suggests it's Jay like Homer Simpson's middle initial.
Fans discuss and verify the exact text of J. Peterman's catalog copy about the BOSCO incident from the episode's ending.
Fans complain that local TV stations are editing out too many lines from syndicated Seinfeld episodes to fit more commercials, making scenes nonsensical and the show unwatchable.
Posters discuss spam offering J. Peterman catalogs and Bosco syrup for sale, with skepticism about the catalogs' availability and complaints about catalog clutter.
Fans recall George's ATM password from "The Secret Code" episode, with multiple posters confirming it is BOSCO.
Fans discuss and identify a scene from "The Secret Code" where George complains about having to "be on" in front of a stranger at dinner, then tells a corny J. Crew joke.
Fans help identify the episode where Elaine flirts with a man who doesn't remember her name, confirming it is "The Secret Code" and discussing Fred Yerkes' character.
Fans discuss George's secret code from the episode, with one poster revealing it's BOSCO and another making a joke about George's weight.