He was surprised how fluidly her family adapted to them.  Granger easily chatted with anyone.  Theo had gotten into a rousing discussion with the President about investing politics in the wizarding world.  Lavender and Pansy became friendly with Granger’s sister, who seemed delighted to have someone to talk to about fashion magazines.  Potter and both Wealseys spent most of the meal attempting to explain Quidditch to Granger’s brothers while Granger and Lovegood added their own feelings on the game when they weren’t discussing other things.