Seinfeld Calvin Klein steals Kramer's idea then use him as model

Kramer comes up with the best product for Calvin Klein but get rejected. Later when Calvin Klein actually develop the product, use Kramer as underwear model

7 Seinfeld plots that happened in real life

Seinfeld: Kramer's Best Inventions and Moneymaking Schemes, Ranked

Seinfeld The Pick (TV Episode 1992) - IMDb

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Seinfeld on X: His buttocks are sublime. Watch Kramer model

On Seinfeld, who steals Kramer's, Trivia Answers

Seinfeld: Kramer's Best Inventions and Moneymaking Schemes, Ranked

They stole Kramer's idea! : r/seinfeld

Seinfeld The Pick (TV Episode 1992) - IMDb