It is good to hear you are feeling better, Karen. Remember to take it easy though until you are fully free of the illness.
On your H: I am a little worried for you now, Karen -- it sounds like your H is stalking you and the kids. That is disturbing. He should have no business with you that cannot be handled by email, or even a phone call. He really has no business showing up at the places in public you are at.
Talk to your L.
I suspect he's getting anxious with the court date looming. He may overplay his hand and make some serious mistakes.