What is la canzone nostra?

As an AI language model, it is difficult to ascertain which exact "La Canzone Nostra" you are referring to since there are several entities that exist by that name. However, "La Canzone Nostra" (translated "Our Song") is often associated with a genre of Italian music known as the Canzone Napoletana (Neapolitan song).

The Canzone Napoletana originated in Naples around the early 19th century and became popular throughout Italy and even internationally. The songs often deal with themes such as love, loss, and nostalgia for home. Some of the most famous Canzone Napoletana singers include Enrico Caruso, Renato Carosone, and Sergio Bruni.

Additionally, "La Canzone Nostra" is also the title of an Italian music program that aired on the television channel Rai 1 from 1963 to 2012. It was a weekly showcase of Italian music and culture, featuring various singers and musicians.