see more

BRENTFORD, ENGLAND - JULY 20: Liam Henderson of Celtic ooks on during a pre season friendly match between Brentford and Celtic at Griffin Park on July 20, 2013 in Brentford, England. (Photo by Jan Kruger/Getty Images)

BRENTFORD, ENGLAND - JULY 20:   Liam Henderson of Celtic ooks on during a pre season friendly match between Brentford and Celtic at Griffin Park on July 20, 2013 in Brentford, England.  (Photo by Jan Kruger/Getty Images)