Jack McCarthy of the Pittsburgh Pirates hits a game-winning three-run home run in the bottom of the 9th inning when his drive into the corner goes through a door that a fan then shuts before the fielder can reach it. The National League will eventually order this game to be replayed.

On May 3, 1899 — Jack McCarthy of the Pittsburgh Pirates hits a game-winning three-run home run in the bottom of the 9th inning when his drive into the corner goes through a door that a fan then shuts before the fielder can reach it. The National League will eventually order this game to be replayed.

Source:
Baseball Reference May 3