Seinfeld: George sabotages the Yankees by changing uniforms to

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Mets announce new manager and they are considering cotton jerseys for next season : r/seinfeld

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BSmile] Great Moment In Baseball Uniform History: George Costanza talks to New York #Yankees manager Buck Showalter about switching from polyester to cotton uniforms! #MLB #Seinfeld : r/baseball

Buck Showalter had no idea 'Seinfeld' was popular when he made his appearance on the show

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What would George Costanza have traded to get Barry Bonds and Ken Griffey Jr.?