in the addict mind it goes something like this:
Here, home, kids crawling everywhere, always too much to do, no down time, everybody needs something, now wife is sick.....
OR
There. at mommy's. she'll be so nice to me, she'll give me pills and cook me dinner and probably even wash my clothes.
how do they leave? usually quite quickly, with smoke rising off their heels.
i'm sorry you are such in a bind...i'm sure with a bit of time you won't really find his latest stunt THAT surprising. more of an encore performance.