Buttocks, buns, tush, patootie, booty, ass. Whatever you call them, those two rounded portions of the anatomy, located on our posteriors, come in all shapes and sizes. Draw and color in the panties on 38 fannies. Find your inspiration in the headings we've given each image, from smartASS to carcASS to mASSive. These are not anatomically correct; they're a fun representation of our whoopee cakes. And each illustrated page has a blank back side so there's no need to be concerned about bleed-through.