It's Pi Day, the annual celebration of mathematical constant Pi on March 14.
Get it? The date, 3-14, replicates the first three numbers of Pi.
So to celebrate, Your Pie pizza chain is hosting its 11th annual Pi(e) Day, when all pizzas will be $3.14 all of Thursday.
Your Pie is located at 1919 Gunbarrel Road, Suite 103, and is open 11 a.m.-9 p.m.
For more information: 423-498-4948.