It's been more than 20 years since the Mets ended a game with a walk-off grand slam. Tonight, Jordany Valdespin changed that:

And the guy controlling the Mets Twitter account went wild:

And Mets catcher John Buck did this:

Go ahead and celebrate, Mets fans. You deserve it!

RELATED: The 50 Biggest Fails in New York Mets History

[via @MetsKevin11]