Zombie George Washington Eats Brains!

Zombie George Washington Eats Brains! Good!

Why does Zombie George Washington eat brains?
That's what most zombies do!

Why do zombies eat brains
There is two reasons for this.
 * 1) They are dead people and have lost their brains.
 * 2) They want a brain for them.

Why is the word 'Brains' called 'Bwains' to Zombie George Washington?
To zombies, I think there is no letter r. Or R.