“‘Hello, I’m a fat person, fat, fat, fat.’ A 6-year-old girl giving voice for the first time to curvy Barbie sings in a testing room at Mattel’s headquarters. Her playmates erupt in laughter. When an adult comes into the room and asks her if she sees a difference between the dolls’ bodies, she modifies her language. ‘This one’s a little chubbier,’ she says.”