Say happy birthday to Donald Duck! He's having a big birthday bash, and he's celebrating with other Disney characters such as Mickey Mouse, Goofy, Huey, Dewey, Louie, Peter Pan, Merlin, Snow White, and others.Say happy birthday to Donald Duck! He's having a big birthday bash, and he's celebrating with other Disney characters such as Mickey Mouse, Goofy, Huey, Dewey, Louie, Peter Pan, Merlin, Snow White, and others.