Let's Mambo! (1999)

Stefano is turning thirty in a small town in Romagna. He has a boring job, a family he loves, lots of debts and he always thinks about the good old days he spent studying in Bologna with his friend Mauro, now a lawyer. Because of an error of the bank, he suddenly receives 6 billions lire (3 millions USD) and he decides to change his life... turning back time: he will pretend to have a new job in Bologna but he will go to town every day to live the life of a grown-up student. But in Bologna he meets Antonia, leading him to a double identity.