You mean like pinging the guy whom you're zinging?
What's he got to do with it?
And here comes pogo101 to explain: "hey, don't you know the proper rules of discourse, you've got to go over and tell that citizen that you said something about him to the guy sitting next to you?"
I guess Steely Tom doesn’t see anything rude about talking about someone behind their back, so here goes . . . :)