Why the narrator wears a suit in bloodbrothers?

In "Blood Brothers," the narrator wears a suit to establish a sense of authority and distance from the characters' lives. The suit symbolizes the societal norms and expectations that contrast with the working-class background of the protagonists, Eddie and Mickey. This choice underscores the themes of class divide and the impact of social status on their friendship and life choices. Additionally, the narrator's attire serves to remind the audience that he is an observer of the tragic events that unfold.