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 through the bin time after time, looking for his ship. Romano Scarpa, an Italian Disney artist, created Brigitta MacBridge, a female Duck who is madly in love with Scrooge. Her affections are rarely reciprocated, although she perseveres. Scarpa also created Dickie Duck, granddaughter of Glittering Goldie (Scrooge's prospective love interest in the Klondike), and Kildare Coot, an eccentric nephew of Grandma Duck. Italian artist Corrado Mastantuono created Bum Bum Ghigno, a cynical, grumpy, and not very good-looking Duck who teams up with Donald and Gyro a lot. The American artist William Van Horn also introduced a new character, Rumpus McFowl,