Maybe its cause you just got out of AA ?
We need ABMs, automatic bartender machines. Insert money and a perfect digitally mixed and cooled drink appears, no tip necessary. They can be programmed to tell jokes and listen to tales of woe.
Actually if he is an active AA member he would be most likely to be the most reliable bar tender you have. If you mean he has fallen off the wagon and is drinking again, well then he is like a dozen or more bar tenders that I know