Adam Elliot's earliest film, Human Behavioral Case Studies, is a drawn animation rather than claymation like his other films. It's about unusual human behaviors or obsessions. At only a minute long, it's just long enough to be memorably, darkly amusing.
Donald's sister Dumbella sends her three sons Huey, Dewey, and Louie to visit their uncle Donald. They prove to be quite a handful for Donald, even with help from his book on child rearing.
While streetworker Mickey romances Minnie, Mickey's nephews Morty and Ferdie take control of his steamroller and it's full speed ahead on a very destructive ride.
Goofy, staying at the Sugar Bowl resort, demonstrates the basics of downhill skiing, which the titles and announcer insist is pronounced "SHEEing". The equipment is, of course, of the era. As you can imagine, Goofy has much trouble keeping his skis parallel and pointing downhill. The final ski jump conveniently lands Goofy right back in bed.