In Boston, they refer to the game of May 13, 2007 as "The Mother's Day Miracle." The Red Sox were trailing the Orioles, 5-0 in the ninth inning, and were being three-hit by Jeremy Guthrie. Julio Lugo led off the ninth and grounded out. Coco Crisp followed by popping up to the catcher. Or not. Ramon Hernandez muffed the ball, allowing Crisp to reach first base. For some reason, that resulted in Guthrie's removal, in favor of Danys Baez, despite Guthrie having thrown only 91 pitches. David Ortiz doubled to center on Baez's second pitch, scoring Crisp. Wily Mo Pena singled, advancing Ortiz to third. With the outcome having gotten slightly more dicey, Baez was pulled for Orioles closer Chris Ray. That didn't work either. Ray walked both J.D. Drew and Kevin Youkilis, forcing in a run to make it a 5-2 game. With the bases loaded, Jason Varitek lined a double to right center. Two more runs scored and the tying run, Youkilis, went to third base. Now it was 5-4, Oriole
A blog devoted to cataloguing New York Mets walk-offs and other trivia. For those unaware of the definition of walk-off just replace the term with the words "game-ending" and you should have a much better understanding of the phrase.