Getting the majority of his points on dunks over centers Vitaly Potapenko or Tony Battie both some three inches shorter than the Lakers star O'Neal was 13-of-20 from the floor and also had 15 rebounds and six assists.
The streak is the Lakers' third of note this season. They won 16 in a row from Dec. 11-Jan 12, and seven straight from Nov. 24-Dec. 7.
This is the fourth time in franchise history that they have had two double-digit winning streaks during a season. It also happened in 1987-88 (16 and 11); 1986-87 (11 and 12) and 1972-73 (13 and 11).
Rice scored 12 of his points in the opening quarter as Los Angeles quickly took command and built a 30-17 pad by the end of the period.
The Celtics, who are 6-23 on the road, trailed by 10 or more the rest of the way. They did narrow the gap to 53-43 on Pierce's two free throws in the opening minute of the third quarter, but Los Angeles pulled away with a 13-4 run over the next five minutes.
The Lakers' biggest lead was 22, at 46-24 midway through the second quarter.
LoAngeles led 53-41 at the half and 84-66 heading into the final period.
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