Pop star Katy Perry performed some of her hit singles, including “Firework”, on Friday in Cannes, with clips circulating online.

The couple and a large group of their guests also stopped over in Portofino, Italy. They took over a plaza where Italian singer Andrea Bocelli performed, Hindustan Times reported.

India Today added that several Bollywood stars, including Shah Rukh Khan and Ranveer Singh, were seen at the party in Italy. Hollywood actor Adam Sandler was also present, photos shared on social media showed.

The cruise set sail last week from Italy to the south of France. About 800 guests had been invited, along with 600 staff to look after them, the Deccan Chronicle reported.

The four-day affair included a masquerade party and “La Dolce Vita”-themed festivities, Harper’s Bazaar Arabia reported.

Representatives for the Ambanis at Reliance Industries didn’t immediately respond to a request for comment, made outside normal working hours.