Son Heung-Min scored a dramatic late winner as Tottenham moved up to third in the Premier League with victory over 10-man Watford.
Erik Lamela put the visitors in front when he stroked in a shot after Dele Alli dispossessed Craig Cathcart.
Odion Ighalo equalised when his determination helped him beat Eric Dier and poke home.
Nathan Ake was sent off for a challenge on Lamela before Son scored with a deft flick from Kieran Trippier's cross.