Why It's So Weird:
We'll start with the young lady who, partway through the movie, gets eaten by a piano. That's nothing, you say -- you see one "young girl getting eaten by a piano" scene, you've seen them all. Well, what about one where she doesn't really seem to mind?
The rules of cause and effect simply do not apply anywhere inside this particular movie universe. Hausu is less a plotted story and more a movie adaptation of the mental state an Alzheimer's patient achieves on heavy doses of LSD: Not only is logic totally fucked, but nothing is even connected chronologically, and just as soon as you think you're making sense of things, it's 1920 again and that dog is your husband back from the grave. For example, early in the film, a girl goes out to a well to fetch a watermelon she'd placed in there to keep cool. You know, a well-melon. The young woman gazes happily at the sky while retrieving her dank fruit and doesn't even bother looking at the spherical object until -- tada! It's revealed to be her friend's severed head. And then the senility kicks in: Instead of screaming and running away, she stands entranced as the head giggles, raises itself into the air and does this: