Los Angeles Clippers' forward Glen Davis (back) fouls Charlotte Hornets' forward Michael Kidd-Gilchrist as he attempts a shot during the third quarter at Staples Center Tuesday. — Reuters NEW YORK — Two of the NBA's Eastern Conference divisional doormats, New York and Detroit, took shock triumphs Tuesday over top Western Conference's clubs, stunning the Memphis Grizzlies and reigning champion San Antonio. The league-worst New York Knicks upset visiting San Antonio 104-100 in over-time while the Detroit Pistons recovered from a 15-point half-time deficit to defeat visiting Memphis 105-95 and snap a 10-game losing streak. New York's Langston Galloway scored 22 points while Russian backcourt partner Alexey Shved added 21, Lou Amundson had 12 points and 17 a career-high 17 rebounds and Italy's Andrea Bargnani contributed 16 points and 10 rebounds as the Knicks improved to 14-53, still the NBA's worst mark. Tony Parker led the Spurs with 21 points while Tim Duncan added 17, Kawhi Leonard added 13 points and Tiago Splitter had 12 points and 13 rebounds in a losing cause. The Spurs slid to 41-25, seventh in the Western Conference. At Detroit, Kentavious Caldwell-Pope scored 24 points and Reggie Jackson added 23 points and career-high 20 assists in the Pistons' comeback, which saw them outscore Memphis 66-41 in the second half. Jackson scored seven points in a 15-2 run late in the fourth quarter to seal the Grizzlies' fate. Jeff Green led Memphis with 21 points while Marc Gasol had 17 points and 11 rebounds for the Grizzlies, who had not lost at Detroit since 2009. The Pistons are 24-43, last in the NBA Central division, while Memphis remained atop the Southwest division despite falling to 47-21, still the third-best record in the NBA. Rockets 107, Magic 94: Reserves Corey Brewer and Josh Smith combined to score 15 of the Rockets' 18 points during one stretch across the third and fourth quarters to lead Houston past Orlando. Brewer posted a double-double (13 points, 12 rebounds) while Smith added 17 points, five rebounds and two blocks. Magic guard Victor Oladipo scored a game-high 29 points. Rockets All-Star guard James Harden, who scored 17 points with eight rebounds, missed 10 of 14 shots. Pelicans 85, Bucks 84: Anthony Davis scored 20 points and grabbed 12 rebounds, while Ersan Ilyasvoa missed an open three-pointer at the buzzer as the New Orleans Pelicans beat the Milwaukee Bucks. The Pelicans (37-30) moved into a tie with Oklahoma City for the eighth playoff spot in the Western Conference. Quincy Pondexter added 18 points for New Orleans. Milwaukee was led by Giannis Antetokounmpo and Ilyasova with 15 points each. Clippers 99, Hornets 92: J.J. Redick scored 23 points, and Chris Paul added 21 points and eight assists, helping the Los Angeles Clippers withstand a second-half rally by the Charlotte Hornets. Blake Griffin, in his second game since returning from elbow surgery, scored 19 points and grabbed 11 rebounds for the Clippers (43-25), who won for the first time in three games. Al Jefferson scored 21 points to lead the Hornets (29-37), who lost their fourth game in the past five. — Agencies