A 2nd grade teacher tells the class to say a sentence using the words "Liver" and "Cheese" in the same sentence....

...So the teacher picks a white kid to go first, he says: "My mom made me a Liver and Cheese sandwich, it was really good!".

Then the teacher picks a black kid to go second, he says: "My mom bought the wrong kind of Cheese, so my dad punched her in the Liver!".

Finally, the teacher picks a mexican kid to go third,he says, "2 boys were trying to look up my sister's skirt and i said 'ey putos, Liver alone, Cheese my sister!!!"