Rihanna in Kiko Mizuhara for Opening Ceremony. Photo by Getty Images.

Who: Rihanna

Where: A Roc Nation Sports luncheon at TAO Downtown in New York.

When: Monday, April 28th

What: A Kiko Mizuhara for Opening Ceremony top and skirt; a Prada handbag and Manolo Blahnik sandals.

Why: What could be a more apt interpretation of New York's wintry-spring mix than a spearmint crop top and miniskirt in a cozy knit?