Toronto Raptors guard DeMar DeRozan (10) puts the pressure on Detroit Pistons forward Kyle Singler (25) in the first half of an NBA basketball game, Friday, Nov. 23, 2012, in Auburn Hills, Mich. (AP Photo/Duane Burleson)

Detroit Pistons center Greg Monroe (10) is fouled by Toronto Raptors center Jonas Valanciunas (17) while chasing a rebound in the first half of an NBA basketball game, Friday, Nov. 23, 2012, in Auburn Hills, Mich. (AP Photo/Duane Burleson)

Toronto Raptors forward Ed Davis, left, blocks a shot by Detroit Pistons guard Rodney Stuckey (3) in the first half of an NBA basketball game Friday, Nov. 23, 2012, in Auburn Hills, Mich. (AP Photo/Duane Burleson)

Toronto Raptors forward Andrea Bargnani, center, is pressured by Detroit Pistons forward Jason Maxiell (54) and guard Brandon Knight (7) during the first half of an NBA basketball game, Friday, Nov. 23, 2012, in Auburn Hills, Mich. (AP Photo/Duane Burleson)

Detroit Pistons guard Brandon Knight (7) goes to the basket against Toronto Raptors forward Andrea Bargnani (7) to score the game-winning basket in a 91-90 win in the fourth quarter of an NBA basketball game Friday, Nov. 23, 2012, in Auburn Hills, Mich. (AP Photo/Duane Burleson)

Toronto Raptors forward Dominic McGuire (1) pass the ball against Detroit Pistons forward Tayshaun Prince (22) in the fourth quarter of an NBA basketball game, Friday, Nov. 23, 2012, in Auburn Hills, Mich. The Pistons defeated the Raptors 91-90. (AP Photo/Duane Burleson)

Toronto Raptors forwards Dominic McGuire (1) and Andrea Bargnani (7) walk off the court after falling to the Detroit Pistons 91-90 in an NBA basketball game, Friday, Nov. 23, 2012, in Auburn Hills, Mich. (AP Photo/Duane Burleson)

Detroit Pistons guard Brandon Knight (7) looks to pass against Toronto Raptors forward Linas Kleiza (11) in the second half of an NBA basketball game, Friday, Nov. 23, 2012, in Auburn Hills, Mich. (AP Photo/Duane Burleson)

Detroit Pistons center Greg Monroe (10) reacts after Toronto Raptors guard Kyle Lowry missed their last shot attempt in the Pistons 91-90 win in an NBA basketball game, Friday, Nov. 23, 2012, in Auburn Hills, Mich. (AP Photo/Duane Burleson)

Toronto Raptors guard Kyle Lowry (3) passes off the ball against Detroit Pistons center Greg Monroe in the second half of an NBA basketball game, Friday, Nov. 23, 2012, in Auburn Hills, Mich. The Pistons defeated the Raptors 91-90. (AP Photo/Duane Burleson)

Toronto Raptors forward Andrea Bargnani (7) takes a shot against Detroit Pistons center Greg Monroe (10) in the second half of an NBA basketball game Friday, Nov. 23, 2012, in Auburn Hills, Mich. Bargnani scored a season-best 34 points but the Raptors fell to the Pistons 91-90. (AP Photo/Duane Burleson)