Tottenham Hotspur lost 2-1 to Norwich City in what is their fourth defeat in eight Premier League games.
Anthony Pilkington gave the Canaries a deserved lead in the 13th minute, only for the hosts to equalise courtesy of Jermain Defoe 20 minutes later.
Gareth Bale hit the crossbar, but Elliott Bennett's arrowed strike midway through the second-half fired Norwich to three points at White Hart Lane.
Spurs can now feel Newcastle's breath on their necks after Alan Pardew's side beat Bolton Wanderers 2-0 at the Sports Direct Arena.
Papiss Cisse scored his 10th goal in nine matches for the Magpies before Hatem Ben Arfa hit another wonder goal, running 70 yards and steam-rolling through the Trotters' defence to double the home side's lead after a goalless first period.
With Champions League qualification now tangible for the Geordies, they face Stoke, Wigan, Chelsea, Manchester City and Everton in their final five league matches.
Harry Redknapp's Tottenham, who face Chelsea in the FA Cup semi-final on Sunday, play QPR, Blackburn, Bolton, Aston Villa and Fulham in their Premier League run-in.
Redknapp, highly touted for the England job before Fabio Capello resigned on 8 February, has overseen just four Tottenham wins in 12 games since then.
It is understood he is not the preferred choice for the FA's four-man panel, who are currently in the process of selecting the next England manager, and Spurs fans are becoming disenchanted with his erratic tactics and perceived mis-management.
The club's potential FA Cup final opponents, Everton, meanwhile scored a resounding 4-0 win against their FA Cup quarter-final conquests Sunderland at Goodison Park in the day's third Premier League kick-off.
Goals from Magaye Gueye, Steven Pienaar, Leon Osman and Victor Anichebe gave David Moyes' team the ideal fillip ahead of Saturday's FA Cup semi-final derby with Liverpool at Wembley, as Sunderland dropped to 10th in the table.