Who doesn't love pi, or π (or pie for that matter)? On March 14 (which can be written 3/14*) we celebrate the world's most famous irrational number, so central to geometry, trigonometry, calculus, Fourier Analysis... you name it. If it's mathematical, it needs more π.
The video was produced by Austin-based musician Michael John Blake via the New Scientist magazine.
*Though I prefer the proper, metric date version, 14/3/12.