June 14, 1987: Oral history of Seinfeld Keith Hernandez show
Get those magic loogies ready, New York Mets to host 'Seinfeld Night' on July 5th, This is the Loop
Perimeter Security Warning: Mets to have Seinfeld Bobblehead Night July 5 - The Mets Police
Jerry Seinfeld, Keith Hernandez reunite on SNY - Newsday
One more time for The Infield
June 14, 1987: The Day NY Mets' Fans Got Hit with Legendary Spit
Sports and TV Week: Our 50 favorite scripted sports episodes and scenes - The Athletic
Mets' rotation about to get a boost with return of Steven Matz
Mets–Yankees rivalry - Wikipedia
Hey, look! Jerry Seinfeld and Keith Hernandez at a Mets game