I'm happy it wasn't too serious. It could've caused her serious trouble if it was anything more than a shake up and some broken bones.
As for Kill Bill 3. Well we have to wait to see when everything is lined and she get better. In time we'll find out I what happening with that I guess.
Let's be real, horses are quite bulky animals. I wouldn't be surprised if horses are actually strong enough to knock off a person easily.
Trolling attempts in this thread are quite low-brow btw, in my opinion. It's really disgusting when people turn one's misfortune in inane banter.
I totally think this girl will be ok though.