A mischief maker. “Peck's Bad Boy'' was the nickname of Hennery, a character created by 19th-century newspaperman George Wilbur Peck. Hennery played pranks on friends, neighbors, and especially his alcoholic father. These stories were later compiled into books, and the character of Hennery appeared in a number of early motion pictures. The phrase “Peck's bad boy'' was applied to someone, usually a youngster, whose impish behavior plagued those around him.