Duck family (Disney) strip, Della writes to Donald that the boys had placed a firecracker under their father's chair as a prank and that their father had been sent to the hospital. This was the reason why the boys first showed up at Donald's house. Thereafter the father is generally assumed to have disappeared. In "The Richest Duck in the World", when Scrooge mentions that the few family members he had had disappeared, the boys respond "We know how "that" feels!" Donald's cousin Fethry Duck was created for the Disney Studio Program by Dick Kinney and Al Hubbard and was first used in
Donald Duck in comics to develop Donald. All over the world hundreds of other authors have used the character, sometimes with great results—for example, the Disney Studio artists that made comics directly for the European market. Two of these, Dick Kinney and Al Hubbard, created Donald's cousin Fethry Duck, an obsessive dreamer with a love of discovering new lifestyles and hobbies. Fethry remains one of the most popular Duck characters in Italy and Brazil, frequently with his own comic book title in Brazil. The American artists Vic Lockman and Tony Strobl, working directly for the American comic books, created Moby Duck. Italian publisher Mondadori