Amarillo is Pablito's best friend. They do everything together-run, hide from each other, jump in the mud. They are inseparable, just like many best friends. But Amarillo is a bit different-he is a little yellow pig. When Pablito comes home from school one day and Amarillo isn't there, Pablito is devastated. Where could he be? Pablito can't eat; he can't sleep.? His heart feels as if it will break wide open. But Grandfather has an idea, a way for...