The original Little Peach Cakery hedgehog cake serves 8 so what if you need more servings?
Add matching flower hedgehog cupcakes or;
Make a larger hedgehog cake.
The larger hedgehog cake would need to keep the same proportions as the original.
Here are a few photos of making a hedgehog cake to serve 20.
I decided to make the cake double barrel effectively a two cakes that looks like one. The hedgehog would be made of two 2 layer 6 inch round cakes seperated by a cake card and supported with cake dowels.
The full tutorial for making a hedgehog cake can be found here.
The tutorial for making hedgehog cupcakes can be found here.