Mr. Alfred Jingle
Jingle is a rascally troublemaker who befriends Pickwick. He embarrasses the other club members with his irresponsible behavior. “His face was thin and haggard; but an indescribable air of jaunty impudence and perfect self-possession pervaded the whole man.”
Joseph Clayton Clark,"Kyd." The Characters of Charles Dickens. London: Raphael Tuck, 1890.