Sisters Coleen, Linda, Maureen and Anne cruise around the Mediterranean together on a luxury ship. The holiday kicks off as the ladies trade Blackpool for Genoa. They discuss dating again after bereavement, sex post-40 and changing careers after life in pop music.
The ship makes its first stop in Palermo, Sicily. Cannoli, the Godfather and the Catholic church are on the menu and the ladies encounter strange appendages on a city tour.
The musical siblings are in the mood for dancing in the streets, shopping and getting tattoos as they hit the French port of Marseille.
Sisters Coleen, Linda, Maureen and Anne visit a restaurant with a special connection to their favourite singer, Frank Sinatra. They discuss money problems and touring with Ol' Blue Eyes.
In Palermo, Nolan Sisters Coleen, Linda, Maureen and Anne reminisce about their childhood. Plus, Linda and Anne look at their post-cancer bodies and Maureen and Coleen have a cooking lesson.