The larger Lucy beckons Mary over to her. “Mary,” she said “a friend of mine is coming over to dinner and to study. I want you on your best behavior.” She silently nods and enters the kitchen and a fattening feast is layed out over the table with every food from every fast food chain spread about. Susan is already sitting at the table shoveling burgers into her mouth. As Mary pulls herself up into her extra booster seat the doorbell rings and Lucy answers it. Lucy waddles up to the table with…