There's nothing like a good, opulent, gaudy musical to lift the spirits, but when it's a 1960's Hong Kong musical orchestrated by a Japanese director and composer, it breaks through the ranks as a classic of campy kitsch.
World War II is raging, and an American general has been captured and is being held hostage in the Schloss Adler, a Bavarian castle that's nearly impossible to breach.
Two young boys, play hooky from school in order to explore an ultramodern world's fair. They take in the many marvelous scientific and industrial exhibits, obtain literature, eat food, and generally run amok.