 Davies felt that this level of swearing was both normal and appropriate, citing a "Harry Potter" film in which the young audience reacted with laughter rather than shock when a young character cursed "Bloody hell".In some instances, Martha's status as a middle-class woman distinguish her from earlier black companion Mickey Smith, who is male and, like Rose Tyler, working-class.Articles which focus on Martha's race normally attempt to make distinctions between Martha's social status and that of Mickey, and to what extent race or class play a part.