Paul O'Neill On Seinfeld

100 best Seinfeld episodes of all time – Orlando Sentinel

The MLB Legend Whose Cameo Was Cut From Seinfeld

Master Of This Domain, Maps About Nothing. A global guide to Seinfeld.

Seinfeld was not a show about nothing. Seinfeld was a show about sports - The Athletic

SportsGrid on X: The Yankees are set to retire Paul O'Neill's number 21 today! Throwback to his cameo on Seinfeld. 😂 #RepBX #MLB / X

Paul O'Neill Reveals He Knew ZERO about 'Seinfeld' Before His Memorable Cameo

Keith Hernandez's top Mets moments, No. 4: Seinfeld

Every Time Someone Played Themselves on 'Seinfeld,' Ranked

6 Classic Sitcom Episodes That Are Wildly Offensive by Today's Standards

Watch Seinfeld

Paul O'Neill - Jewish Baseball Museum