In the summer of 1961, actresses Elizabeth Taylor and Gina Lollobrigida showed up to the Moscow Film Festival wearing identical dresses. They were Dior gowns of white cotton eyelet embroidery. Elizabeth’s had a pale blue sash and Gina’s had a red one. Gina wore flowers on her dress and Elizabeth in her hair.
Source: Liza and Gina Collide as Dior Doubles, The Miami News, Jul 16 1961, Page 8