In this segment we learn about even more things to do with ordinary mouthwash.

Manara goes to see Casadio, asking for something he knows will be refused to him. He is actually in search of information on Rivera's earlier visit there. Buttafuoco and Barbagallo seem to think there is going to be a surprise party, since an assortment of cheeses was delivered to the police station.

Mario has all kinds of financial problems, and when Giacomo comes after him, Mario thinks that he's been sent by one of his many creditors.

We start discovering what kind of person Adriano Olivetti is.

Marika and Anna show us the steps involved in creating this hearty dish from the Piedmont Region.

Alessia has been transformed as far as her appearance is concerned. She'll be put to the test. Eva and Dante seem to be getting along, and Lorenzo tries to make a pitch for his beloved scooter.

Contestants are asked about the many uses of dental rinse or mouthwash.

We still don't know much about Marta Rivera's mysterious appointment, just that it was with the chief. A worker from the cheese factory shows up at the police station to give her statement.

Lucio Dalla and Francesco De Gregori perform the song that was originally titled “Gesù Bambino” [Christ Child] but was changed to Dalla's date of birth after censure from the Sanremo music festival.

Giacomo manages to speak with the scholar. When he gets back home, his family is waiting for him with a proposal.

The story of Adriano Olivetti and his development of the family business, which expanded from typewriters to computers. This first segment shows CIA officers who consider Olivetti's electronic brain a great threat to American business. The segment also features a flashback to Adriano's childhood in Ivrea, when he was not too eager to learn the ropes.

When two like things are compared, as in the sentence "You are as old as I am," it's called a comparison of equality. Daniela explains how this works in Italian.

Eva and Gina realize that Alessia is, in fact, being harassed by her co-worker, and they decide to give her a hand.

Manara and Toscani go to the cheese factory. They don't find the answers they are looking for, but think someone there wants to talk. Marta asks for a little time off to go to her appointment.

Carlo asks the contestants to match events to a series of dates and some fun facts emerge.