Dave Parker's pinch-hit home run off Craig McMurtry with two out in the ninth had tied the score 4-4.
When the Dodgers lost, 2-1, in the 16th inning, on a pinch-hit home run by Mark Parent, no one seemed to mind too much.
But the Mets rallied on a pinch-hit home run by Lee Mazzilli in the eighth inning, his second homer in two days.
That was Gibson's only swing of the series, the ninth-inning, pinch-hit home run off Eckersley that ended Game 1.
It was the first pinch-hit home run by a Phillies pitcher since July 4, 1943, when Schoolboy Rowe connected against Chicago.
Hank Blalock connects for a two-run, pinch-hit home run off Éric Gagné in the eighth inning to lead the rally.
Roberto Hernandez pitched a perfect ninth for his 27th save, though Robin Ventura missed a game-tying pinch-hit home run by a few feet before lining out.
In the fifth inning of Game 4, Hinske hit an estimated 410-foot pinch-hit home run to center field off Philadelphia starter Joe Blanton.
In that game against the Detroit Tigers, Fields hit a pinch-hit home run off Detroit's Jamie Walker.
His replacement, John Smiley, was immediately tagged for a pinch-hit home run by Dave Magadan, his first in the majors.