The team was chasing a unique "treble" of League championship, FA Cup and European Cup with Gray in sparkling form. He had already scored what many Leeds fans call the greatest goal ever by a Leeds player – a solo run past several Burnley players which involved flicks and dragbacks as he somehow got to a shooting position from a position on the goal-line well to the left of the goal – when his day came at Wembley for the 1970 FA Cup Final against Chelsea.