I haven't been on a horse in over thirty years, and I remember that. Always approach from the front or the left, never go behind. It's right up there with "don't sneak up on a sleeping pride of lions".Never go behind a horse. What a dumbass
It does look like she slapped the horse on its flank. The horse was just expressing it's 2.1 amendment.
You slap me, I'll kick you.