Or were on loan to them because they weren't yet good enough to play for their parent clubs.
Their official twitter has got hold of it too, claiming to have the 9th biggest influence on the world cup quarter finals of all clubs.
Henderson - Left for bigger club
Pickford - Left for bigger club after one season as first choice
Rose - 1 season loan, not first choice for country
Welbeck - 1 season loan, not first choice for country
Larsson
Toivonen - Loan, played 12 games, didn't score
Coates - played 26 times over two seasons, isn't first choice for his country
Mignolet - Left for a bigger club, not first choice for club or country
Januzaj - 1 season loan, not first choice for country
If anyone wondered.
Influence.