Stop in for a cup of coffee

No he goes out every chance the door opens and then I can't get him back in, but when he does come in he gorges himself then throws up all over the place.

wow.....I have never met a cat I cant get along with but that cat sounds like he has some issues. I have never seen a cat eat like a dog. As long as he doesn't eat his own throw up like a dog then I guess there is still hope.