[A smack to the shoulder, and Gintoki simply blinked his dim-witted eyes a few times before turning his head to look at whoever had approached him. Gintoki heard him all right, and absolutely knows that the other is referring to game of catchy ball (or whatever) and yet...

Yet he couldn't stop himself from turning this into something terrible. So he lets his mouth fall open and allows the filth to fly free.]

Catch a few? Hold on buddy. I'm a bit of a pitcher myself when it comes to those sorts of rendezvouses, so maybe we should work this out.