Oops... Yeah, when he made contact, his foot was completely out of the box.
I can't remember if "you'd better do it calmly" were my exact words, but it was something along those lines ("do it as a gentleman" or something akin to that). This player was just "one of those guys," if you know what I mean.
As for "already having one," why is that antagonistic? Trust me when I tell you that I'm not looking to toss anyone out of a game, but around here, there are a lot of egos. Relative to most other umps, my number of ejections in a given year are about average.