"The Small Intestine Song" is a song sung by the animatronic aliens on the Colon Ride in Anatomy Park from the episode "Anatomy Park." It's a parody on It's a Small World.
Lyrics[]
It's a road of wonder
A trail of food.
It's a pathway to break up the bad and good
It's a tube that digests
And then sends out the rest
It's a small, small intestine.
It's a small, small intestine.