big_butt blue_eyes blush butt chubby coffee_cup colored crown cup cutie_mark duo equine facesitting female forced friendship_is_magic fur hair horn horse huge_butt looking_at_viewer looking_back looking_down lying mammal my_little_pony on_back pony princess princess_celestia_(mlp) princess_molestia_(mlp) royal_guard_(mlp) royalty sitting smothering trinity-fate62 winged_unicorn wings