 He will obey only Snubby, and so, Snubby is the only one who can control him.During their first adventure, they meet Barney (his actual name is Barnabas), who makes an appearance in each of the succeeding books.Barney is older than Roger (who is the oldest main character until he makes his entrance) and lives a nomadic lifestyle, working in fairs and circuses (such as Rilloby Fair, which gives the name to the second book in the series).