Revealing the news on social media, PI explain "March 14th is known as "Pi Day".
March 14 - or 3.14 - is Pi Day, a time set aside to recognize the mathematical symbol that represents the ratio of the circumference of a circle to its diameter, or approximately 3.14159.
Ready to dig in?
Cici's: When you buy one adult buffet and large drink, you can get a second adult buffet for $3.14. Valid for pick up, dine-in and delivery (but not valid with Grubhub, Postmates, UberEats, Doordash).
Mellow Mushroom's Charlotte spots are offering a small cheese pizza for $3.14 with any purchase of a pizza.
Spear's Restaurant and Pie Shop, 4323 W. Maple: This restaurant is offering a free slice of pie with any purchase on Pi Day. You're in luck-California Pizza Kitchen will offer slices of its Key Lime Pie for (spoiler alert:) $3.14 (pre-tax) on Thursday.
Stop by any Stop & Shop location on Thursday, March 14 to get an eight inch pie for $3.14. The deal is carryout only, valid through Thursday, March 14-use the code "19PI" to save.
On top of pizzas, the chain also offers other food items as well.
You'll get the latest updates on this topic in your browser notifications. Slices of cheesecake are $3.14, plus a trip to the sauce bar for $0.86 ($4 total).
House of Pies - House of Pies is having a giveaway for free pie for a year.
Pizza Inn reward members can get a Chocolate Chip Pizzert for $3.14 on Pi Day.