The substitute scored with almost his first touch with a sumptuous left foot first-time strike from a tight angle, after a great little ball from Zidan.
Despite Suarez sealing the three points with a stunning second-half strike from a tight angle, the crucial breakthrough that infuriated Bruce so much was the spot-kick awarded 11 minutes before the interval.
It was the home team who had made the early running but Spurs gave an indicator of their attacking quality when a strike from a tight angle by Giovani dos Santos struck the crossbar.