Today, March 14th, is officially known as Pi Day, and “if you take the day really seriously you can celebrate at 26 and a half seconds after 1:59pm (3.14159265 is pi truncated to 8 decimal places).” Continue reading to watch the official Pi movie trailer from 2006.

And just so you don’t embarrass yourself today, please don’t forget this one key fact: Pi is the ratio between the diameter of a circle and its circumference.

[via Geek]