Both clubs came into the match up in the midst of winning streaks and holding down the top two spots in the NBA's Eastern Conference Atlantic Division.
Carmelo Anthony scored a game-high 27 points, hitting two clutch free throws with 16.1 seconds left, as the Knicks won their fourth straight and snapped Philadelphia's six-game "W" streak, 85-79, at Madison Square Garden.
Amar'e Stoudemire added 20 points and 10 rebounds and crowd favorite Josh Harrellson tallied 13 points off the bench.
The Sixers, who were playing their third game in three nights, had won five of their first nine by 20-plus points and entered with the NBA's third-leading offense averaging 101.6 points per game.
The Knicks (6-4) moved to within a game of the first-place 76ers (7-3) in the Atlantic Division.
SCREAM @ ME!!!