MOUNTAIN DEW, THE ELIXIR OF LIFE Soon-ja is not your typica,l docile, Korean senior citizen.  She’s full of energy, cuss words, likes to joke around and play cards. You’d think the kids would love meeting a grandma such as this, but instead, Anne is politely weary, and David just out and out tells her she’s not what he wants “Real grandmothers bake cookies! Real grandmothers don’t swear!”