Popsugar Celebrity The Royals Celebrities Posing With Royalty When Worlds Collide: Celebrities Mingle With Royals July 30, 2015 by Ryan Roschke View On One Page Photo 11 of 47 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 11 Prince William sat next to Taylor Swift at the Winter Whites Gala in London in November 2013. Previous Next Start Slideshow The RoyalsKate MiddletonPrince WilliamPrince HarryQueen Elizabeth II