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
Frank Duck Brings 'Em Back Alive Frank Duck Brings 'Em Back Alive Frank Duck Brings 'Em Back Alive is a 1946 animated short film produced by Walt Disney Productions and released by RKO Radio Pictures. In this installment of the "Donald & Goofy" series, Donald Duck appears as "Frank Duck", a jungle explorer determined to capture a live "wild man", played by Goofy. The film was directed by Jack Hannah and features the voices of Clarence Nash as Donald and Pinto Colvig as Goofy. The character Frank Duck and the title of the film are spoofs of Frank Buck and his 1930 book "Bring 'Em Back