Click, clack, MOO.
Click, clack, MOO.
Clickety, clack, MOO.

It was the typewriter heard 'round the world. When Farmer Brown's cows began leaving him notes, that's when his troubles started--and the animals' fun commenced! Celebrate twenty years of barnyard shenanigans with this special anniversary edition of the story that started it all, Click, Clack, Moo--now with a bonus poster in the inside cover!