The Celtics also dropped to 5 - 2 since star forward Kevin Garnett went out with a right calf injury .
Paul Pierce had 21 points and Ray Allen added 19 for Boston , which had won four straight and five of seven .
The Boston also dropped to 5 - 2 since star forward Kevin Garnett went out with a right calf injury .
Paul Pierce had 21 points and Ray Allen added 19 for Boston , which had won four straight and five of seven .