>>13048131every woman's worst nightmare is to be no longer accepted by the group: they need to be with others (women, protecting each other) for fear of unwanted pregnancy (evolutionary pyschology). So they follow all group rituals, for other women to acknowledge them (for example, make up or higher degeneracy: "you see, girls, I still have it").
In this case they're following leadership of "international" Gabba-Ghoulia so they think it's cool