A musical adventure with Giannis Petridis.

"Once in a Lifetime" is a multi-layered musical journey through the life of Greece's greatest radio producer, the musical evolution of post-junta Greece, the explosion of rock in the 1960s, the musical movements that were born and brought to us by his radio show, and the social and political landscape that shaped contemporary Greek culture.

The man we associate with a voice decides to step away from his radio microphone for a while and guide us through the musical stories of his life.

Through captivating stories, archival material, and valuable insights, Nicole Alexandropoulou attempts to delve into the personality and work of Giannis Petridis. With footage from Zinos Street, where he grew up, to Agia Sofia in Piraeus, to Kipseli—where he spent his youth—and from the vast highways of Los Angeles to the neighborhoods of San Francisco and the Joshua Tree desert, his personal story and career unfold through his own narratives.