What if Cas does die a human and when he returns to heaven, Metatron expects a masterpiece of a story of the pretty wife, children and grandchildren but all he gets is
DEAN DEAN BLA BLA BLA SUCKED HIS BLA BLA BLABLA DEAN BLA IN THA BUTT BLABLABLA DEAN DEAN DEAN BLABLA BEST SEX EVER
Alternate title for The Great Gatsby:
I Am Uncomfortable With Your Personal Drama And I Want To Go Home: The Nick Caraway Story
Sometimes I remember that Dean Winchester once walked Charlie through flirting with a man and I get really, really happy.