Dele Alli's late equaliser salvaged a point for a Tottenham side who were once again well below their best, after Abdoulaye Doucoure's early opener had threatened to secure bottom club Watford a first league win of the season.
The moment was also shrouded in confusion when the screens at the Tottenham Hotspur stadium at first said "No Goal" before correcting itself to show the goal had been awarded.
The company was quoted as saying by BBC: "Hawk-Eye apologises to Spurs and Watford fans for the confusion caused".
Pochettino has been public in the past about Spurs' tactics in the transfer market, and when asked whether they will be active in the January window, the Argentinian said they must be prepared and agile. "I was sure it didn't touch my hand, but then you started thinking, did you?"
Watford boss Quique Sanchez Flores lashed out at the "very weird" VAR decision that denied his side victory against Tottenham.More news: Lebanon braces for massive anti-government protests
Indeed the hosts were fortunate to be just 1-0 down at half-time as Jan Vertonghen somehow escaped conceding a penalty for bringing down Deulofeu despite a VAR review.
Alderweireld, who has played every game in the top flight this season, says they will approach the Liverpool game with a sense of optimism, despite having yet to win away from home in the Premier League so far this season.
"We know we want to be challenging in the top four and from a slightly hard start it's a good sign that we are moving in the right direction", Lampard said.
"I think we didn't make the right decisions. All we could do was defend well and limit the opponent and that's what we did".
The late drama saved Spurs from a third straight defeat after humiliating heavy losses to Bayern Munich and Brighton before the worldwide window.More news: ‘Great Value’ Sausage Products Recalled For Potential Salmonella Risk
Tottenham coach Mauricio Pochettino said the mistake on the VAR screen had nothing to do with his club and was a Premier League issue.
"The performance wasn't great, but when you concede an early goal it is always tough, it is a hard situation", Pochettino said in his post-match press conference.
"I hope this is the first step we need to build our confidence again".
"After Bayern our confidence was on the floor".More news: Lebanon reportedly drops planned WhatsApp tax as protests sweep the country