This Date In Mets History: May 23 — Mike Piazza makes his debut with the Amazins - Amazin' Avenue
This Date In New York Mets History - Amazin' Avenue
Remembering Mets History (2000) Mike Piazza Blasts Grand Slam in June Subway Series Matchup
September 21, 2001: Piazza homer leads Mets in New York City's first baseball game after 9/11 – Society for American Baseball Research
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This Date In New York Mets History - Amazin' Avenue
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This Date In New York Mets History - Amazin' Avenue
This Date In New York Mets History - Amazin' Avenue
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New York Mets - Wikipedia
This Date In Mets History: May 23 — Mike Piazza makes his debut with the Amazins - Amazin' Avenue
Mike Piazza: Mets Hall of Famer by the numbers – New York Daily News
Piazza's post-9/11 homer: 15 years ago today