Michael Keaton, a Pirates fan, was in Atlanta Friday, June 5, 2015, and caught a baseball game between his team and the Braves. Apparently, a Braves fan was heckling the Pirates so obnoxiously that Keaton had to stand up and shut the dude down.
It was very easy considering the score.
The Pirates even thanked Batman with this autographed ball.
According to another fan, the heckler got to suck on some Pirates batting gloves.
And Batman was all like:
The full story can be found here.