They gain control through this. Basicly by being more vile and disgusting as they would be, they gain control on rejection. They get rejected because of that, not because they are fat. They want control back so badly they do anything (except eating less) to gain control. And if they can't be beautiful they wanna be the most ugliest in the world and call it fierce. It is delusion on a high level.  And I feel sad for the camera, who had to take this pictures