Learning about π on 3/14

Here's a funny song to help us all remember presented in a retro style! Or...at least try to remember:

http://youtu.be/BDMBtQjS1bQ
(There is a parody part in the middle where I believe the alternate word for crap is mentioned once so while the song is generally work safe I don't want anyone taken by surprise. Why generally? While the content may not be bad your co-workers may be wondering why you are watching wizards battle kids and a robot with lasers.)