2) If you're curious about "eggzover," here are past usages. I can't find any etymology other than "Ellen's mom," but please share if you know it.
3) The highlighted quote in our penultimate paragraph really does not sound like Myrna to me. I liked her better when she was Ellen's fast-and-loose foil--and I don't mean specifically regarding men, I mean with the triathlons and the stock market geekery and so on. We already have so many imaginary characters talking about bouncing weenies. Can't Myrna retain at least a bit of autonomy?