Popsugar Celebrity Kate Middleton Pictures of Kate Middleton Before Becoming a Royal Kate Middleton's Life Before Joining the Royal Family, in Pictures July 21, 2019 by Kelsie Gibson View On One Page Photo 21 of 44 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 21 July 2007 Kate and Will appeared to be back together when she was spotted sitting a row behind him and Harry at a benefit concert in honor of Princess Diana at Wembley Stadium. Previous Next Start Slideshow The RoyalsKate MiddletonThe British Royals