The 31-year-old departed her hotel during Paris Couture Fashion Week on Monday, following reports her partner Taika Waititi moved into her £8 million home ahead of their imminent wedding.
Rita, 31, and Taika, 46, are reportedly planning an imminent, low-key ceremony abroad before celebrating with their fellow A-listers in a big London bash later this year.
The singer, 31, went braless in a plunging pink satin negligee dress and bright trainers as she indulged in a Magnum while enjoying a spot of sightseeing.