By Tim Nash

ROAR DELIGHT: Watford’s Troy Deeney celebrates his late winner against the BluesPICTURE: PA ImagesTROY Deeney celebrated his 500th league appearance with a crucial goal to give Watford the points at Birmingham.Deeney’s 85th-minute penalty proved to the difference between the teams, but was the least Watford deserved after a dominant second-half performance.And manager Vladimir Ivic hailed his captain as a ‘second coach’ after the striker handed his side a key win.“Troy is a very important player for us and we know he is the guy who is a wi...