You've done it again, CK! (I love Calvin Klein). : r/seinfeld

Anybody know if the real Calvin Klein was asked to make a cameo??? I would have jumped at the chance. : r/seinfeld

Seinfeld The Pick (TV Episode 1992) - IMDb

JESSICA AND JERRY SEINFELD ARE OBSESSED WITH THE MOVIE “NIGHTCRAWLER” – Janet Charlton's Hollywood, Celebrity Gossip and Rumors

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Anybody know if the real Calvin Klein was asked to make a cameo??? I would have jumped at the chance. : r/seinfeld

The Beta Theta Pi - Fall 2002 by Beta Theta Pi - Issuu

You know the way you smell when you first come home from the beach? : r/ seinfeld

1996-1997 The Times (Peru, NE) - issues 1-14 by Peru State College Library - Issuu

Fan theory: When the staffer says, You've done it again, CK, we all assume the CK refers to Calvin Klein. In fact, CK refers to Cosmo Kramer! : r/seinfeld

You've done it again, CK! : r/seinfeld

Seinfeld The Pick (TV Episode 1992) - IMDb