Ubaldo Pantani

The "Tucci" are a poor Italian family living in a small village in Lazio. Father, mother, a conceited daughter and a genius son, forced to pretend being stupid to keep up with the family. One day something unexpected happens: the family wins one hundred million Euros. Excited, they decide to keep the winning a secret, but as soon as a single word slips out from the mouth of the householder, they only have one choice to avoid being persecuted by friends and acquaintances: run away. (imdb)

The Tucci family discovers that they have not really lost all their money and, refusing to pay Italian taxes, decides to turn Torresecca into a tax haven, relying on a post-Italian unification bureaucratic oversight. (imdb)