What do you call an African-American whose spouse just died? A black widow.
What's the difference between an Irish wedding and an Irish wake? One less drunk Irishman.
What do you call two Mexicans playing basketball? Juan on Juan.
Why are we so sure that Eve was African? If she were white, she wouldn't have eaten that apple! She would say, "Is this organic? What would Oprah do?" If she had been Asian, she'd have eaten the damn snake!
Q: Why can't Mexicans play Uno?
A: They always steal the green cards.