Sure, it's a nod to 3.14, the never-ending number that describes a circle's circumference, but the reason people show up for it each year isn't because they're

Pi Day is Friday, March 14. Restaurants like Blaze Pizza, Sauce, Papa Johns will offer pizza deals, while Village Inn and others will have pie deals.

It's National Pi Day, so treat yourself to some pie — pizza, dessert or both, whatever your heart desires! That first "Pi" isn't a typo and differs from the tasty "pie" we eat, though we could easily draw some geometric similarities between the two.