Nov 7 Nov 7 Rosie Olivia Millinery Marsha Hat in White/Yellow Polka Popp Zara Phillips, Hats Rosie Olivia Millinery Marsha Hat in White/Yellow Bespoke hat with floral detail. Purchase Worn by Zara Phillips on:16 June 2015 - Royal Ascot 2015 - Day 1 Leave a comment