 The construction worker is named Duke, after Duke Ellington (qv).  The man who needs a job is, appropriately, named Jobless Joe. The  little girl is named Rachel, after Eric and  Susan Goldberg (I) (qv)s youngest daughter. The portly fellow is  named John, sometimes referred to by the animators as "Flying John,"  and he is named after animation historian John Culhane (qv).