Livingston had two baskets and two blocked shots in the second OT, finishing with 19 points, 11 rebounds and five assists over 51 minutes in a sensational effort while starting for injured Deron Williams.
Paul Pierce scored 23 points but missed jumpers that could have won it at the end of regulation and the first overtime. Still, the Nets remained unbeaten in 2014, adding a victory over the two-time defending NBA champions to their recent wins over Oklahoma City and Golden State.
James had 36 points, seven rebounds and five assists for the Heat, but fouled out on an offensive foul with 36 seconds left in the first overtime and the Heat trailing by two.
Miami pushed it to a second overtime without him, but it was all Nets from there against a Heat team that was already missing Dwyane Wade and two other starters.
WARRIORS 99, CELTICS 97
OAKLAND, Calif. (AP) — Stephen Curry hit a go-ahead jumper with 2.1 seconds left, lifting Golden State over the skidding Boston Celtics in its first game back home after a 6-1 road trip.
Curry came off a pick-and-roll with David Lee before hitting the high-arching shot over centre Kris Humphries to electrify the sellout crowd of 19,596. Gerald Wallace missed a 3-pointer at the buzzer, sending Boston to its seventh straight loss.
Two nights after its 10-game winning streak ended at Brooklyn, Golden State gave its home fans another memory to savour.
Andre Iguodala had 22 points, seven assists and five rebounds, and Curry finished with 19 points, seven rebounds and four assists.
Jeff Green made the tying jumper with 11.6 seconds to play for Boston, getting a friendly bounce off the rim. Green finished with 24 points and 11 rebounds, and Jared Sullinger had 21 points and 11 rebounds for Boston, which has lost 10 of 11.
The Celtics are 0-4 on their five-game road trip, which ends Saturday night at Portland.
CLIPPERS 123, LAKERS 87
LOS ANGELES (AP) — Blake Griffin had 33 points and 12 rebounds, and the Los Angeles Clippers shot 71 per cent in the first quarter on the way to their largest victory ever over the downtrodden Lakers.
Darren Collison had 20 points and seven assists, J.J. Redick added 19 points in his return, and DeAndre Jordan had 13 points and 10 rebounds in the Clippers' third straight win and fifth in six games. They improved to 17-3 at home, second-best in the NBA.
Kendall Marshall scored 16 points for the Lakers, who have lost four straight and 10 of 11. Pau Gasol had 10 points, eight rebounds and five assists. They had 21 turnovers and shot 34 per cent.
Both teams were missing their resident superstars: Chris Paul has a separated right shoulder and Kobe Bryant has a fractured left knee, his second major injury this season.
HAWKS 83, ROCKETS 80
ATLANTA (AP) — Kyle Korver scored 20 points, including four free throws in the final 16 seconds, and Atlanta fought off Houston's late comeback.
Paul Millsap also had 20 points for the Hawks, who earned their second straight impressive home win following a victory over Indiana on Wednesday night.
James Harden led the Rockets with 25 points. Dwight Howard had 15 points and 11 rebounds.
Houston rallied from an eight-point deficit with 11 straight points to lead 76-73 before Korver's 3-pointer tied the game. Following a basket by Harden, DeMarre Carroll's 3-pointer gave Atlanta a 79-78 lead. The Hawks didn't trail again.
PISTONS 114, 76ERS 104
PHILADELPHIA (AP) — Josh Smith had 22 points in an outstanding all-around game, Brandon Jennings made four 3-pointers in the second half and Detroit snapped a six-game losing streak with a comeback victory over Philadelphia.
Five other players scored in double figures for the Pistons, who averaged just 88.8 points during their skid. Jennings had 18 of his 19 points in the second half. Kyle Singler and Will Bynum each had 16 off the bench.
Thaddeus Young scored 22 points for the Sixers, who have lost three straight after reeling off four consecutive road wins.
Detroit outrebounded the Sixers 62-42, tying the arena record for offensive rebounds with 25.
The 76ers said Smith became the third player in NBA history with 22 points, 13 rebounds, seven assists, five blocks and four steals in a game, according to the Elias Sports Bureau. The other two were Hakeem Olajuwon and Kareem Abdul-Jabbar, who did it twice.
TIMBERWOLVES 119, BOBCATS 92
MINNEAPOLIS (AP) — Nikola Pekovic scored 26 points in 27 minutes and Minnesota blew off some steam by beating Charlotte.
Kevin Love had 19 points and 14 rebounds, Kevin Martin added 19 points and Minnesota's bench had 20 points before Charlotte's reserves even got on the board late in the second quarter.
Anthony Tolliver scored 21 for the Bobcats, who have lost seven of eight.
The Timberwolves lost 104-103 to Phoenix on Wednesday and fell to 0-10 in games decided by four points or fewer. The tension carried into the locker room where Love, recently critical of a particularly paltry output by the reserves, ripped J.J. Barea and Dante Cunningham for their disinterested body language at the end of the bench.
MAVERICKS 107, PELICANS 90
NEW ORLEANS (AP) — Dirk Nowitzki scored 24 points, Monta Ellis added 23 and Dallas sent short-handed New Orleans to its fourth straight loss.
Vince Carter added 14 points and Jae Crowder 12 for Dallas, which never trailed. The Mavericks led by as many as 23 points in the third quarter over a Pelicans squad minus starting point guard Jrue Holiday and leading scorer Ryan Anderson.
Holiday missed his first game with a stress fracture in his right shin. Anderson went down last week with a herniated disk.
Eric Gordon scored 27 points for New Orleans, while Anthony Davis added 21 points, 13 rebounds and five blocked shots.
PACERS 93, WIZARDS 66
INDIANAPOLIS (AP) — David West scored 20 points and C.J. Watson had 16, leading the Pacers to a win over the Wizards.
Indiana (29-7) used an 11-3 run in the third quarter to create separation from Washington. Two field goals from West capped off the swing, which put the Pacers up 56-40.
Trying for their first four-game win streak on the road since February 2008, the Wizards (16-18) stumbled at the foul line. They finished 9 of 23 on free throws, hitting just five of their first 14.
Washington lost to the Pacers for the 11th time in 12 tries and haven't won at Indiana since April 18, 2007.
Washington was led by Bradley Beal with 17 points.
GRIZZLIES 104, SUNS 99
MEMPHIS, Tenn. (AP) — Mike Conley matched his career high with 31 points, and the Grizzlies used a fourth-quarter burst to overtake the Suns.
Zach Randolph had 20 points and 13 rebounds for Memphis, while Ed Davis had 10 points and a career-high 17 rebounds. The Grizzlies outrebounded the Suns 53-44. Mike Miller finished with 11 points. Randolph tied his season high in assists with seven.
Goran Dragic led the Suns with 21 points and eight assists, connecting on 6 of 10 shots. Markieff Morris came off the Phoenix bench for 17 points.
BULLS 81, BUCKS 72
MILWAUKEE (AP) — Carlos Boozer had 19 points and 13 rebounds in his first game back from a right knee injury, Mike Dunleavy Jr. added 18 points and the Bulls beat the Bucks.
Taj Gibson added 12 points at the Bradley Center, where a healthy sprinkling of Bulls fans wearing red celebrated the team's fourth straight win.
They almost watched Chicago waste a 15-point lead. The Bucks opened the fourth quarter with a 7-0 run to get to within three. A long jumper from Ersan Ilyasova (14 points) got the Bucks to 71-70 with 5:42 left.
But the Bulls hung on, even after Boozer missed two foul shots with 3:42 left with his team up by three.
The Bucks missed their final 11 shots.
CAVALIERS 113, JAZZ 102
SALT LAKE CITY (AP) — Kyrie Irving had 25 points and eight assists to lead Cleveland over Utah in Luol Deng's first game with the Cavaliers.
Irving scored 17 points in the third quarter to turn a three-point deficit into a 15-point lead as Cleveland snapped Utah's season-high four-game home winning streak. Deng had 10 points in his Cavs debut.
Tristan Thompson had 18 points and 15 rebounds, while C.J. Miles and Dion Waiters each scored 17 to help the Cavaliers win their first road game since Dec. 13 in Orlando.
Playing without leading scorer Gordon Hayward, sidelined by a strained hip, the Jazz were paced by Richard Jefferson's 18 points. Trey Burke had 17 points and six assists, but picked up his fourth foul in the third quarter right before Irving sparked Cleveland's key surge.
KINGS 103, MAGIC 83
SACRAMENTO, Calif. (AP) — DeMarcus Cousins had 24 points and 14 rebounds, Rudy Gay added 22 points and 10 rebounds, and Sacramento beat the undersized Orlando Magic.
The Kings won back-to-back home games for the first time since a three-game string in March 2013.
Tobias Harris had 16 points and Aaron Afflalo scored 15 for Orlando, which matched a season high with its sixth straight loss.
The Magic didn't have a starter taller than 6-foot-9 and set season lows for points and shooting (33 per cent).