The Cleveland Cavaliers came from behind to win their fourth consecutive game in the NBA, while the Los Angeles Clippers crashed to back-to-back defeats.
Reigning champions the Cavaliers rallied to beat the Philadelphia 76ers 112-108 away from home on Sunday.
LeBron James inspired the win with his triple-double in Philadelphia.
The Clippers slumped to another loss, this time defeated 91-70 by the Indiana Pacers.
There were also big wins for the Sacramento Kings and the Dallas Mavericks.
LEBRON AND IRVING FLEX MUSCLES
Cleveland's star duo came to the party and got the job done in Philadelphia.
James finished with 26 points, 13 assists and 10 rebounds as the Cavs rallied.
Irving, meanwhile, posted a season-high 39 points, 19 of those in the fourth quarter.
WHEELS FALLING OFF?
For the first time this season, the Clippers have lost consecutive games.
If Friday's road loss to the Detroit Pistons was not bad enough, the Clippers were outclassed in Indiana.
The Pacers forced 20 turnovers to stun the Clippers, who were led by Blake Griffin's 16 points and nine rebounds.
COUSINS LIFTS KINGS IN BROOKLYN
DeMarcus Cousins inspired the Kings to a 122-105 victory over the Brooklyn Nets.
Cousins scored 18 points in the third quarter, finishing with 37 and 11 rebounds on away court.
Rudy Gay added 22 points for the Kings, who won in Brooklyn for the first time since the Nets moved in 2012.
The Nets, meanwhile, suffered a seventh successive loss.
LEBRON LEADS THE WAY
MAVS POST RARE WIN
For just the third time this season, the Mavericks emerged triumphant.
On the back of Wesley Matthews and his 21 points, the Mavericks saw off the New Orleans Pelicans 91-81.
ROCKETS SOAR, NUGGETS WIN
James Harden had 38 points and 10 assists in a double-double display as the Houston Rockets overcame the Portland Trail Blazers 130-114, while the Denver Nuggets prevailed 120-114 against the Phoenix Suns.
The Milwaukee Bucks beat the Orlando Magic 104-96 and the Atlanta Hawks lost 109-94 to the Los Angeles Lakers.
TWELVE IN A ROW?
The Golden State Warriors put their 11-game winning streak on the line against the Hawks on Monday. The Oklahoma City Thunder face the New York Knicks.