Zara and Mike Tindall skipped Trooping the Colour, as the royal couple were instead pictured at a pop concert on Saturday. Princess Anne’s daughter and her rugby-playing husband travelled to Tottenham Hotspur Stadium to watch the American singer Pink perform her Summer Carnival Tour. Pink, whose real name is Alecia Moore, is known for hit songs like So What and Just Give Me A Reason. Mike shared a snap of the crowds waiting for the singer to arrive on stage, revealing they were enjoying hospitality with The Green Room, which offers “some of the best seats in the house with unrivalled views”. A…