LONDON (REUTERS) - Point guard Kyle Lowry scored 24 points as the Toronto Raptors posted a 106-103 overtime National Basketball Association victory over the Orlando Magic on Thursday at the O2 Arena in London.

Back-up point guard Cory Joseph scored 19 points on 9-of-11 shooting from the field and shooting guard DeMar DeRozan added 13 points and 11 rebounds for the Raptors. The victory was the fourth straight for Toronto.

In other NBA games -

Bulls 115 76ers 111 (overtime): Jimmy Butler scored a career-high 53 points and E'Twaun Moore had seven of his 14 in overtime as the Chicago Bulls rallied for a 115-111 victory over the Philadelphia 76ers.

Butler, 15-for-30 from the floor and 21-for-25 from the foul line, added 10 rebounds and six assists for the Bulls, who rested Pau Gasol and were without Derrick Rose (tendinitis, left knee).

Grizzlies 103 Pistons 101: Mario Chalmers scored a game-high 25 points with eight assists and hit the game-winning basket as the Memphis Grizzlies defeated the Detroit Pistons 103-101 at FedExForum.

Down 101-96 after Detroit rookie forward Stanley Johnson hit his fifth three-pointer of the night with 3min 7sec to play, Chalmers scored the Grizzlies' last seven points for the victory.

His game-winning shot came when he picked up a loose ball and fired off-balance with 00.8sec left on the clock.

Spurs 99 Cavaliers 95: Tony Parker scored 24 points and Kawhi Leonard poured in 20 points, 16 after half-time, as the San Antonio Spurs shrugged off a slow start to defeat the Cleveland Cavaliers 99-95.

Eighteen of Parker's points came in the first half, when just about every other San Antonio player struggled. The second half belonged to Leonard, the league's reigning defensive player of the year, who held Cavaliers forward LeBron James to seven points after half-time.