New signing Younes Kaboul had already left the field injured before striker Robbie Keane's flicked finish over the goalkeeper from close range gave Spurs the lead with five minutes of the first half remaining.
The Chiefs responded soon after the interval when former Charlton striker Shaun Bartlett headed home well, but Bulgarian ace Dimitar Berbatov made sure of the win just after the hour mark thanks to good work from new strike partner Darren Bent.
Bent, another ex-Addick, sped clear of his marker and unselfishly squared for Berbatov to tap in when seemingly well placed to shoot himself.
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