The Most Beautiful Day in the World

In 18th-century Rome, impish aristocrat Onofrio del Grillo amuses himself by playing pranks on all sorts of people — his reactionary family and fellow nobles, the poors, the French occupiers trying to modernize society, and even the Pope himself.

Tommaso, a single father of four, has shut himself off from the world. When his daughters push him to start over, he meets Lara — a brilliant, captivating woman. But both carry secrets that could change everything.

Sergio Benvenuti is a shy seller of contracts for a Roman company of music, but because of his character he cannot find even a customer, so he asks for help from a fellow named Nadia.

Two reckless friends Leonardo (Adriano Celentano) and Luciano (Renato Potstsetto) are just doing whatever they want and getting into endless alterations. When one of them decides to marry, their friendship is in a crisis ...

A wealthy broker, Federico Picchioni, within two days forfeits his partner and work, finishing well to living with two children and granddaughter (abandoned by her father). He is, at this point, in the face of many difficulties of adjustment but finds comfort in the help of his neighbor.