I've been there. We have a Saluki mix. For a while, we had to have a 7 foot rule. Anything lower than that she thought was fair game. Took a while to teach her otherwise.
I guess you live next door to the Bumpkiss family and those mangy hounds taught him a few new tricks. He probably figured once you started in on the Kobe burgers you wouldn't give him a little so he just wanted you to know how it feels.