This is made so 8 slices will make an octagon shape for favors. Click on the image for the full size 100 ppi version. I'm including the blank template for you all as well.
If you're ever in Anchorage, check out the Flying Dutchman. For the last 27 years it's where my birthday cakes have come from, and I think my dad looks forward to my birthday as much as I do for those cakes. They started carrying cupcakes as well as their usual line of delicate pastries, tarts and cookies.