Donald Duck universe and keeps it on a pillow under glass because of its sentimental value. Donald Duck, Huey, Dewey, and Louie, and Gladstone Gander among many others think it is really a lucky charm, but Scrooge himself rejects any claims beyond sentimentality. Donald Duck and his maternal uncle Scrooge McDuck received nearly equal exposure in comics. Other primary characters include Donald's three young nephews Huey, Dewey, and Louie, and girlfriend Daisy Duck. Several secondary characters have also achieved star status in certain publications, such as Grandma Duck, Donald Duck's grandmother; Gladstone Gander, Donald Duck's incredibly lucky cousin; Gyro Gearloose, an inventor who
Donald Duck substituting for Walt. The rivalry between Mickey and Donald has also been shown in "Disney's House of Mouse". It was shown that Donald wanted to be the Club's founder and wanted to change the name from "House of Mouse" to "House of Duck", which is obvious in the episodes "The Stolen Cartoons" and "Timon and Pumbaa". In the episode "Everybody Loves Mickey", Donald's jealousy is explored and even joins sides with Mortimer Mouse. However, Donald has a change of heart when Daisy reminds Donald how Mickey has always been there to support him. Since then, Donald accepted that Mickey was