A remarkable 17 goals were conceded in 12 games this season under the Argentine before his dismissal.
Jose Mourinho was the man chosen to replace Pochettino – a man with a reputation for formidable back lines.
But the ball continues to find the back of the net against Spurs, which will be a worry against a resurgent Watford on Saturday – a match you can listen to LIVE on talkSPORT.
Even in the FA Cup third-round replay against Middlesbrough, a tame shot from George Saville beat Paulo Gazzaniga, leaving Mourinho’s side with just one clean sheet since he took over.
The 5-0 thrashing of Burnley promised plenty but was just a false dawn as the Portuguese works out the kinks in his squad.
Still, when it comes to the very basic statistics, Mourinho does have a better record than Pochettino right now – just.
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