Martinez says it's the perfect blend.
â€śYou need that blend of experience and youth and that partnership reflects it perfectly,â€ť says the Blues boss.
â€śYouâ€™ve got the know-how of Gareth and the legs, freshness and bravery of James. Their partnership is as good as it gets in that blend.
â€śThose two are at the centre of everythingâ€ť