O'Brien is now plying his trade with Leeds United in the Championship .
O'Brien is now enjoyed taking on the Magpies in pre-season as the Elland Road outfit triumphed 3 - 2 .
O'Brien is now plying his trade with Leeds United in the Championship and enjoyed taking on the Magpies in pre-season as the Elland Road outfit triumphed 3 - 2 .