With a double-header scheduled against the Rockies today, one wonders if Terry Collins may be having a flashback. The Mets dropped their second consecutive rain-induced twin-bill on this date in 2011, completing an 0–7 week.

Mo Vaughn is the last Met to wear uniform #42 as a result of events that transpired at Shea Stadium on April 15, 1997.

Jerry Koosman made his first appearance, Nolan Ryan won his first game, and John Franco became the second closer to save 400 games on various April 14ths in Mets history.

The man Mets fans call the Franchise made his first start for the lower-case franchise on this date in 1967.

Despite losing their first ever game, New York gave the Mets a triumphant homecoming parade on this date in 1962.

The Mets played their first official National League game on April 11, 1962. The sloppy 11-4 loss to the Cardinals in St. Louis set the tone for a historically bad inaugural season.

In the second inning of a game against the Montreal Expos on April 10, 1969, Tommie Agee hit a home run into the upper deck in left field at Shea Stadium. It would remain the longest home run to reach the seats in the ballpark’s 46-year history.

Ralph Kiner did the honors, raising the National League championship banner over Shea Stadium, as more than 53,000 Mets fans welcomed home the franchise’s first pennant winners in 14 years on this date in 2001.

The Mets played patsy to the Expos in the franchise's first ever game on this date in 1969, which also happened to be Gary Carter's 15th birthday.

The Doctor was in for the first time ever on this date in 1984, as Dwight Gooden made his major league debut at the Astrodome.