So to help get you fed, we’re shouting out all the best Pi Day pizza deals right now. Move fast because these deals are only good for one day, today. So, make a plan to have pizza for dinner tonight. Let’s dive in. 7-Eleven — Pick up a whole pizza for $3.14 when ordering via the 7NOW app.

Pie day is March 14 or 3/14, which are also the same three digits in the mathematical constant Pi or 3.14159265359, or the number you need to memorize to calculate the circumference of a circle.