Allen was a favourite under Rodgers -- highlighted by the fact the Northern Irishman made him one of his first signings at Anfield -- .
Favourite has been tougher for the midfielder under Klopp .
Allen was a favourite under Rodgers -- highlighted by the fact the Northern Irishman made him one of his first signings at Anfield -- but it has been tougher for the midfielder under Klopp .