MILAN, ITALY - SEPTEMBER 23: Roberta Armani, Novak Djokovic and Jelena Ristic arrive at the Giorgio Armani show during Milan Fashion Week Spring/Summer 2017 on September 23, 2016 in Milan, Italy. (Photo by Venturelli/WireImage)
MILAN, ITALY - SEPTEMBER 23: Roberta Armani, Novak Djokovic and Jelena Ristic arrive at the Giorgio Armani show during Milan Fashion Week Spring/Summer 2017 on September 23, 2016 in Milan, Italy. (Photo by Venturelli/WireImage)