Who wore what this weekend: Lupita Nyong'o, Olivia Munn, and more

Ellen Thomas
The Seventh Annual Veuve Clicquot Polo Classic - Red Carpet Arrivals
The Seventh Annual Veuve Clicquot Polo Classic - Red Carpet Arrivals

Lupita Nyong'o showed up in Alexander McQueen, Julianne Moore looked stunning in navy, and Olivia Munn wore a pretty white lace frock to ring in the start of summer.