Detroit Lions wide receiver Nate Burleson (13) celebrates his touchdown during the second quarter of an NFL football game against the San Diego Chargers in Detroit, Saturday, Dec. 24, 2011. (AP Photo/Carlos Osorio)

Detroit Lions running back Kevin Smith (30) is stopped by San Diego Chargers nose tackle Cam Thomas (76) during the first quarter of an NFL football game in Detroit, Saturday, Dec. 24, 2011. (AP Photo/Carlos Osorio)

Detroit Lions quarterback Matthew Stafford (9) is sacked by San Diego Chargers defensive end Vaughn Martin (92) during the first quarter of an NFL football game in Detroit, Saturday, Dec. 24, 2011. (AP Photo/Carlos Osorio)

San Diego Chargers quarterback Philip Rivers (17) passes the ball in the first quarter of an NFL football game against the Detroit Lions in Detroit, Saturday, Dec. 24, 2011. (AP Photo/Rick Osentoski)

Detroit Lions tight end Brandon Pettigrew (87) celebrates his touchdown next to San Diego Chargers linebacker Na'il Diggs (58) during the first quarter of an NFL football game in Detroit, Saturday, Dec. 24, 2011. (AP Photo/Carlos Osorio)

San Diego Chargers quarterback Philip Rivers (17) passes the ball as center Nick Hardwick (61) blocks Detroit Lions defensive tackle Corey Williams (99) in the first quarter an NFL football game in Detroit, Saturday, Dec. 24, 2011. (AP Photo/Rick Osentoski)

Detroit Lions wide receiver Calvin Johnson (81) catches the ball as San Diego Chargers cornerback Antoine Cason (20) defends in the first quarter of an NFL football game in Detroit, Saturday, Dec. 24, 2011. (AP Photo/Rick Osentoski)

Detroit Lions wide receiver Nate Burleson (13) is stopped by San Diego Chargers defensive back Dante Hughes (33) and free safety Eric Weddle (32) during the second quarter of an NFL football game in Detroit, Saturday, Dec. 24, 2011. (AP Photo/Carlos Osorio)

Detroit Lions running back Kevin Smith (30) is stopped by San Diego Chargers cornerback Antoine Cason (20) during the second quarter of an NFL football game in Detroit, Saturday, Dec. 24, 2011. (AP Photo/Carlos Osorio)

Detroit Lions quarterback Matthew Stafford (9) passes against the San Diego Chargers in the first half of an NFL football game on Saturday, Dec. 24, 2011, in Detroit. (AP Photo/Duane Burleson)

Detroit Lions quarterback Matthew Stafford (9) drops back to pass in the second quarter of an NFL football game against the San Diego Chargers in Detroit, Saturday, Dec. 24, 2011. (AP Photo/Rick Osentoski)

Detroit Lions wide receiver Calvin Johnson (81) scores a touchdown as San Diego Chargers strong safety Steve Gregory (28) defends in the second quarter of an NFL football game in Detroit, Saturday, Dec. 24, 2011. (AP Photo/Rick Osentoski)

Detroit Lions wide receiver Calvin Johnson (81) is congratulated by teammates after his touchdown during the second quarter of an NFL football game against the San Diego Chargers in Detroit, Saturday, Dec. 24, 2011. (AP Photo/Carlos Osorio)

Detroit Lions quarterback Matthew Stafford (9) throws during the second quarter of an NFL football game against the San Diego Chargers in Detroit, Saturday, Dec. 24, 2011. (AP Photo/Carlos Osorio)

Detroit Lions tight end Tony Scheffler (85) is tackled by San Diego Chargers inside linebacker Donald Butler, left, and cornerback Antoine Cason (20) after making a first down in the second quarter of an NFL football game on Saturday, Dec. 24, 2011, in Detroit. (AP Photo/Duane Burleson)

Dec 24, 2011; Detroit, MI, USA; Detroit Lions wide receiver Calvin Johnson (81) is unable to hold onto a pass while being defended by San Diego Chargers strong safety Steve Gregory (28) during the first quarter at Ford Field. Mandatory Credit: Andrew Weber-US PRESSWIRE

Detroit Lions free safety Chris Harris (43) breaks up a pass intended for San Diego Chargers wide receiver Vincent Jackson (83) in the second quarter of an NFL football game on Saturday, Dec. 24, 2011, in Detroit. (AP Photo/Duane Burleson)

Detroit Lions center Dominic Raiola (51) hugs teammate wide receiver Calvin Johnson during the closing minutes of an NFL football game against the San Diego Chargers in Detroit, Saturday, Dec. 24, 2011. The Lions clinched a playoff spot with a 38-10 win. (AP Photo/Carlos Osorio)

San Diego Chargers tight end Antonio Gates (85) is tackled by Detroit Lions cornerback Eric Wright (21) after making a reception in the fourth quarter of an NFL football game in Detroit, Saturday, Dec. 24, 2011. The catch by Gates set a franchise record for receptions. (AP Photo/Rick Osentoski)

San Diego Chargers tight end Antonio Gates (85) is stopped by Detroit Lions cornerback Eric Wright during the fourth quarter of an NFL football game in Detroit, Saturday, Dec. 24, 2011. The catch by Gates set a franchise record for receptions. (AP Photo/Carlos Osorio)

Detroit Lions cornerback Chris Houston (23) intercepts a pass intended for San Diego Chargers wide receiver Vincent Jackson, left, in front of Detroit Lions free safety Chris Harris, center, during an NFL football game in Detroit, Saturday, Dec. 24, 2011. Detroit won 38-10 to clinch a playoff spot. (AP Photo/Rick Osentoski)

Detroit Lions defensive back Alphonso Smith (27) breaks up a pass to San Diego Chargers wide receiver Vincent Brown (86) in the fourth quarter of an NFL football game in Detroit, Saturday, Dec. 24, 2011. Detroit won 38-10 to clinch a playoff spot. (AP Photo/Rick Osentoski)

San Diego Chargers quarterback Philip Rivers (17) walks back to the bench after having a pass intercepted by Detroit Lions defensive end Cliff Avril returned four yards for a touchdown in the fourth quarter of an NFL football game on Saturday, Dec. 24, 2011, in Detroit. The Lions defeated the Chargers 38-10 to clinch a playoff spot. (AP Photo/Duane Burleson)

Detroit Lions defensive end Cliff Avril (92) reacts after scoring a touchdown on an interception during the fourth quarter of an NFL football game against the San Diego Chargers in Detroit, Saturday, Dec. 24, 2011. (AP Photo/Carlos Osorio)

Detroit Lions defensive end Cliff Avril (92) reacts after scoring a touchdown on an interception during the fourth quarter of an NFL football game against the San Diego Chargers in Detroit, Saturday, Dec. 24, 2011. (AP Photo/Carlos Osorio)

San Diego Chargers offensive guard Louis Vasquez, left, cannot stop Detroit Lions defensive tackle Ndamukong Suh (90) from making the tackle on Chargers running back Ryan Mathews (24) in the fourth quarter of an NFL football game on Saturday, Dec. 24, 2011, in Detroit. The Lions defeated the Chargers 38-10. (AP Photo/Duane Burleson)

Detroit Lions defensive end Cliff Avril (92) celebrates his interception and four-yard touchdown return with strong safety Amari Spievey (42) in the fourth quarter of an NFL football game against the San Diego Chargers, Saturday, Dec. 24, 2011, in Detroit. The Lions defeated the Chargers 38-10 to secure a playoff spot. (AP Photo/Duane Burleson)

Detroit Lions quarterback Matthew Stafford (9) celebrates with fans after the Lions defeated the San Diego Chargers 38-10 in an NFL football game to clinch a playoff spot on Saturday, Dec. 24, 2011, in Detroit. (AP Photo/Duane Burleson)

Detroit Lions defensive end Cliff Avril, right, and defensive end Kyle Vanden Bosch (93) celebrate Cliff Avril's touchdown in the fourth quarter of an NFL football game against the San Diego Chargers in Detroit, Saturday, Dec. 24, 2011. (AP Photo/Rick Osentoski)

Detroit Lions defensive end Cliff Avril (92) runs in an interception for a touchdown in the fourth quarter of an NFL football game against the San Diego Chargers in Detroit, Saturday, Dec. 24, 2011. Detroit won 38-10 to clinch a playoff spot. (AP Photo/Rick Osentoski)

San Diego Chargers quarterback Philip Rivers (17) listens to coach Norv Turner in the third quarter of an NFL football game against the Detroit Lions, Saturday, Dec. 24, 2011, in Detroit. The Lions defeated the Chargers 38-10 to secure a playoff spot for the first time since 1999. (AP Photo/Duane Burleson)

A fan holds a sign for the Detroit Lions making the playoffs in the third quarter of an NFL football game against the San Diego Chargers in Detroit, Saturday, Dec. 24, 2011. Detroit won 38-10 to clinch a playoff spot. (AP Photo/Rick Osentoski)

San Diego Chargers wide receiver Malcom Floyd (80) gets a hand on the ball before Detroit Lions cornerback Chris Houston (23) knocks it away in the end zone during the fourth quarter of an NFL football game on Saturday, Dec. 24, 2011, in Detroit. The Lions defeated the Chargers 38-10. (AP Photo/Duane Burleson)

Dec 24, 2011; Detroit, MI, USA; Detroit Lions cornerback Chris Houston (23) intercepts a pass during the second half against the San Diego Chargers at Ford Field. Detroit won 38-10. Mandatory Credit: Tim Fuller-US PRESSWIRE

Dec 24, 2011; Detroit, MI, USA; San Diego Chargers wide receiver Malcom Floyd (80) is unable to make a catch while being defended by Detroit Lions defensive back Alphonso Smith (27) during the fourth quarter at Ford Field. Mandatory Credit: Andrew Weber-US PRESSWIRE