In the pilot, Kramer was actually called Kessler because the creators were still waiting for the real-life Kenny Kramer to sign off on using his name.

While Jerry’s mother (Liz Sheridan) appears early on, his father, Morty, was originally played by Philip Bruns in Season 1. He was replaced by Barney Martin in Season 2, and Bruns’ scenes were never reshot for syndication. 🛋️ Classic "Firsts"

Season 1 consists of only five episodes (including the pilot), making it one of the shortest seasons in TV history. 🕵️ Spot the Differences

George’s famous alter-ego, the "importer-exporter" Art Vandelay , is first mentioned in Episode 2, "The Stake Out".

The original pilot, titled The Seinfeld Chronicles , aired on July 5, 1989 , and was met with poor responses from test audiences. NBC initially passed on the series, and it only survived because executive Rick Ludwin diverted money from a Saturday Night Wrestling budget to fund four more episodes.

Season 1 leaned heavily into the original concept of showing how a comedian gets his material , with Jerry’s stand-up routines taking up nearly half of some episodes. 💬 Discussion Starters for Your Post: I Finally Watched “Seinfeld” | The New Yorker