Popsugar Fashion Celebrity Fashion Pippa Middleton Blue Dress at Christening Prince Louis 2018 Pippa Middleton Started a Trend at the Royal Christening: Say Hello to the Drop Waist Shirt Dress 9 July 2018 by Sarah Wasilak View On One Page Photo 1 of 1 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 1 Previous Next Start Slideshow Celebrity FashionSummer FashionThe RoyalsShoppingPrince LouisAlessandra RichCelebrity Maternity StyleThe British RoyalsMaternity StyleGet The Look