Home Prince Louis’ christening: all the best photos Kate and Pippa's younger brother James Middleton was also in attendance, of course, looking smart in a three-piece navy suit as he arrived with Lady Laura Marsham. Photo (C) PA

Kate and Pippa’s younger brother James Middleton was also in attendance, of course, looking smart in a three-piece navy suit as he arrived with Lady Laura Marsham. Photo (C) PA

Princess Charlotte, three, looked adorable in her blue floral frock with matching hairband, clutching the order of service as she left the chapel with dad William. Photo (C) PA