The Italian heiress sisters, who were born to Prince Carlo, Duke of Castro and Princess Camilla, Duchess of Castro, shared snippets of the French programme to their Instagram accounts today.
The royals that everyone s talking about this summer: who are the Bourbon-Two Sicilies? – Royal Central royalcentral.co.uk - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from royalcentral.co.uk Daily Mail and Mail on Sunday newspapers.
The Italian heiress, 20, is enjoying her summer holiday alongside her sister Princess Maria Chiara, 18, who is thought to be dating Prince Christian, the 17-year-old heir to the Danish throne.
Speculation on whether the two were dating began in May when a group photo emerged on social media of the duo standing close together at the Monaco Grand Prix.
Princess Maria Chiara of Bourbon-Two Sicilies shared a lengthy statement on Instagram, where she addressed reports that she is the rumoured girlfriend of Prince Christian of Denmark