This document is a song about the number pi sung to the tune of "I'm a Little Teapot". It describes pi as a little number that goes on forever and is irrational. It encourages celebrating Pi Day for lunatics and includes another verse sung to the tune of "Give a Dog a Bone" referring to pi as "This Old Pi".

1. I'm a Little Number (to the tune of "I'm a Little Teapot") I'm a little number at first glance (hold up thumb and forefinger about an inch apart) Not even "four" but give me a chance (show four fingers) I'll go on forever (make infinity sign, a sideways figure 8, in the air with one finger) No matter how you try I'm the transcendental number Pi (point two fingers of one hand downwards and place the other forefinger across knuckles to make the Greek letter )

2. I'm a Little Number I'm a little number at first glance Not even "four" but give me a chance I'll go on forever No matter how you try I'm the transcendental number Pi

3. Number pi Number pi It’s irrational and so am I With a 3.1415926 Pi Day is for lunatics! This Old Pi (to the tune of “Give a Dog a Bone”)