Pippa Middleton celebrated her seventh wedding anniversary with her husband James Matthews on Monday. Princess Kate’s sister married her financier husband on May 20, 2017, at St Mark’s Church in Englefield. Pippa wore a £40,000 ivory lace dress designed by Giles Deacon for the special occasion in the idyllic English countryside. The couple tied the knot in front of Prince William and Princess Kate and their children Prince George and Princess Charlotte. Following the ceremony there was a reception for 300 guests on their 18-acre estate where Prince Harry and Meghan Markle made an appearance. M…