Secret Celebrity Couples You Had No Clue Were Together

The More You Know

• There's a shrimp-like creature that makes aluminum armor to protect itself.
• It's a tradition in Ireland that if you donated a pint of blood, they give you a pint of Guinness to replace the iron.
• Mr. and Mrs. came from the words master and mistress.
• War pigs were used in ancient warfare to counter against war elephants, which feared the pigs (and their squeals) and would bolt. War pigs were sometimes lit on fire to enhance this effect.