Goalkeeper Paul Robinson scored as Tottenham Hotspur eased past Watford.
After Jermaine Jenas had give Spurs the lead at White Hart Lane, Robinson's free-kick from outside his area bounced over Ben Foster, in the Watford goal, to double the advantage.
Hossam Ghaly curled in a third late on before Darius Henderson’s consolation strike.
Spurs moved to seventh on 45 points, while Watford remained bottom with 20 points, 11 from safety.
Swansea City secured a third successive league victory, comfortably beating Fulham to go eighth.
Gylfi Sigurdsson’s double and an 18-yard Joe Allen effort ended Fulham’s unbeaten home run that had started in December.
It was also the 12th Premier League clean sheet of the season for Brendan Rodgers' team, the second highest in the league.
Fulham dropped to 11th on 36 points.