Lopez swanned into 583 Park Avenue dressed in diamonds and a flirty black cocktail number. While the designer fielded questions from reporters in Italian after the show, the actress-singer gave her review of the collection.
"I loved it, it was so chic," she said. "There were so many things I could see myself wearing and so many things you want to see other women in."
Expect her at Marchesa later Wednesday afternoon, paying her respects to pal Harvey Weinstein.
For the latest Fashion Week Scoops, click here.