Popsugar Living Birthday Cakes Fat Unicorn Cakes Fat Unicorn Cakes Are a Thing, and We Are DYING 4 March 2018 by Kate McKenna First Published: 26 February 2018 View On One Page Photo 3 of 5 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 3 Previous Next Start Slideshow Birthday CakesDessertKid-Friendly RecipesCakeFoodHumor