Jaylen Brown led the half with 17 points, five rebounds, and three assists, while Jayson Tatum added 14 points, three assists, and two rebounds. For the Knicks, Karl-Anthony Towns posted 13 first half points to go with six rebounds, while Jalen Brunson contributed 12 points before the break.

It's the first playoff matchup between the teams since 2013, and Game 1 is set for Monday night in Boston. The reigning NBA champion Celtics took care of the Orlando Magic in five games in the first round, while the Knicks eliminated the Detroit Pistons in six games in a much closer series.

After opening the Eastern Conference semifinals with a pair of embarrassing home losses, the Celtics returned to form in Game 3, routing the Knicks 115-93.