Nudity showing the genitals (this includes the labia, but not sheaths, **and applies to clothing that may as well be painted on**) or a detailed anus (e.g. one showing depth or coloration)
Knowing Pinkie, she will still empty those whipped cream cans after she already emptied her huge friends’ balls.
Pinkie is the kind of girl who doesn’t understand the meaning of having a full belly. Her belly might be distended to the point it’s size already reaches the ground and her bellybutton finally popped out and she would still feel hungry.
The only filling she could consider a satisfactory one is the one which would take more than an entire night and day before her belly starts shrinking.