Buffalo Buffalo
Buffalo buffalo, Buffalo buffalo buffalo, buffalo Buffalo buffalo
Buffalo buffalo, Buffalo buffalo buffalo, buffalo Buffalo buffalo

The longest sentence in the English language
That uses only one word
You cowpokes will be glad to know this
When you’re riding in the middle of a herd, it's:

Buffalo buffalo, Buffalo buffalo buffalo, buffalo Buffalo buffalo
Buffalo buffalo, Buffalo buffalo buffalo, buffalo Buffalo buffalo

Buffalo from the city of Buffalo, New York
That other Buffalo from the city of Buffalo bully
Will themselves bully, or “buffalo” other buffalo
From that very same city of Buffalo, New York

Buffalo buffalo, Buffalo buffalo buffalo, buffalo Buffalo buffalo
Buffalo buffalo, Buffalo buffalo buffalo, buffalo Buffalo buffalo

Buffalo buffalo, Buffalo buffalo buffalo, buffalo Buffalo buffalo
Buffalo Buffalo, buffalo