Daisy Duck Once Upon a Christmas", "Mickey's Twice Upon a Christmas", and "". According to the unofficial timeline of Don Rosa, Daisy was born in 1920. According to Rosa, Daisy is the sister of Donald's brother-in-law – Daisy's brother had married Donald's twin sister, Della Duck, and together, the two became the parents of Huey, Dewey, and Louie Duck. This is his explanation of why the triplets tend to call her "Aunt Daisy" while no such courtesy is given to Gladstone Gander for example. Don Rosa has said that he considers Donald and Daisy to be nonrelated and that Duck simply is
Irwin the Disco Duck Irwin the Disco Duck Irwin the Disco Duck, a.k.a. Irwin the Dynamic Duck, is a fictional character who was featured on a series of children's records from Peter Pan Records. He's depicted as an anthropomorphic white duck with a head of brown hair, usually dressed in 1970s-style clothes (platform shoes, bell-bottoms, et cetera). Despite the similarity in both sound and appearance to Donald Duck, Irwin the Disco Duck had no affiliation to the more widely known character of The Walt Disney Company. Inspired by the novelty song "Disco Duck", Peter Pan put out a series of children's records starting in