The Utah Jazz upset the reigning NBA champions the Golden State Warriors with an emphatic 119-79 win.
The 40-point loss is the largest for the Warriors under current coach Steve Kerr and the largest of any defending champion for more than a decade.
The Jazz, like the Warriors, have booked their place in the post-season and have now won six on the bounce.
Donovan Mitchell had 22 points while Derrick Favors scored 16 and had nine rebounds, while Klay Thompson had 23 for the Warriors.
The Philadelphia 76ers won their 15th straight game, beating the Atlanta Hawks 121-113 with JJ Redick hitting 28 points.
Alec Peters scored a career-high 36 points as the Phoenix Suns beat the Dallas Mavericks 124-97, while John Wall hit 29 points and had 12 assists as the Washington Wizards beat the Boston Celtics 113-101.
The Charlotte Hornets stung the Indiana Pacers 119-93, while the Houston Rockets beat the Los Angeles Lakers 105-99 with Andre Ingram scoring 19 on his debut for LA.