Posted 1st October 2013 at 08:38 pm
Gray made his first team debut as a late substitute in Blues' Sky Bet Championship game against Millwall on October 1, 2013.
The teenager can play on either the right or left of midfield.
A product of the club's Academy, he has been at Blues since the age of ten
Gray has plenty of pace, good technique and an eye for goal.
He signed his first professional contract in December 2013 and this will run until June 2016.