The only think that would bother me is the drugs. But I would not be taking to the principal unless I had proof.
Let's face there are some nasty a$$ed parents out there that would do and say horrible untrue things about teachers. It's sadly a fact of life. I truly wish it wasn't.
As passing around naked pics I hope she hunts them down and sues the living crap out of them or at least scare the freaking crap out if them. What disgusting piece of pig poo of man does that.