Detroit Lions tight end Brandon Pettigrew (87) leaps over Indianapolis Colts strong safety Joe Lefeged (35) during the second quarter of an NFL football game at Ford Field in Detroit, Sunday, Dec. 2, 2012. (AP Photo/Rick Osentoski)

Detroit Lions wide receiver Calvin Johnson (81) celebrates a 25-yard touchdown reception against the Green Bay Packers in the third quarter of their NFL football game in Detroit, Sunday, Nov. 18, 2012. (AP Photo/Paul Sancya)

Detroit Lions running back Joique Bell (35) hurdles over Jacksonville Jaguars free safety Chris Prosinski (42) during the second half of an NFL football game, Sunday, Nov. 4, 2012, in Jacksonville, Fla. Detroit beat Jacksonville 31-14. (AP Photo/Stephen Morton)

St. Louis Rams wide receiver Danny Amendola (16) is tackled by Detroit Lions linebacker Justin Durant (52) during the second half of an NFL game in Detroit, Sunday, Sept, 9, 2012. (AP Photo/Rick Osentoski)

Detroit Lions running back Kevin Smith, left, is brought down with the ball by San Francisco 49ers defensive back Perrish Cox during the fourth quarter of an NFL football game in San Francisco, Sunday, Sept. 16, 2012. (AP Photo/Tony Avelar)

Detroit Lions running back Mikel Leshoure (25) runs the ball at Minnesota Vikings defensive end Brian Robison (96) and defensive tackle Letroy Guion (98) during the first half in Detroit, Sunday, Sept. 30, 2012. (AP Photo/Rick Osentoski)

Detroit Lions defensive tackle Ndamukong Suh (90) tackles Seattle Seahawks running back Robert Turbin (22) during an NFL football game, Sunday, Oct. 28, 2012. in Detroit. (AP Photo/Rick Osentoski)

Detroit Lions wide receiver Titus Young (16) goes up for a pass as Green Bay Packers cornerback Davon House (31) defends in the third quarter of their NFL football game in Detroit, Sunday, Nov. 18, 2012. (AP Photo/Paul Sancya)

Green Bay Packers running back James Starks (44) is tackled by Detroit Lions middle linebacker Stephen Tulloch (55) in the second half of an NFL football game at Ford Field in Detroit, Sunday, Nov. 18, 2012. (AP Photo/Rick Osentoski)

Detroit Lions cornerback Chris Houston (23) intercepts a pass intended for Houston Texans wide receiver Andre Johnson (80) in overtime of an NFL football game at Ford Field in Detroit, Thursday, Nov. 22, 2012. Houston defeated Detroit 34-31 in overtime. (AP Photo/Rick Osentoski)

Detroit Lions quarterback Matthew Stafford (9) passes the ball against the Indianapolis Colts in the second half of an NFL football game at Ford Field in Detroit, Sunday, Dec. 2, 2012. (AP Photo/Rick Osentoski)

Detroit Lions defensive tackle Ndamukong Suh (90) celebrates pressuring Indianapolis Colts quarterback Andrew Luck in the fourth quarter of an NFL football game in Detroit, Sunday, Nov. 2, 2012. Indianapolis won 35-33. (AP Photo/Paul Sancya)

Detroit Lions' Matthew Stafford reacts after running for a touchdown against Green Bay Packers' Brad Jones (59) during the first half of an NFL football game Sunday, Dec. 9, 2012, in Green Bay, Wis. (AP Photo/Jeffrey Phelps)

Detroit Lions' Matthew Stafford reacts after rushing for a touchdown during the first half of an NFL football game against the Green Bay Packers Sunday, Dec. 9, 2012, in Green Bay, Wis. (AP Photo/Jeffrey Phelps)

Detroit Lions wide receiver Calvin Johnson makes a catch during the fourth quarter of an NFL football game against the Atlanta Falcons, to break Jerry Rice's record for single-season receiving yards, at Ford Field in Detroit, Saturday, Dec. 22, 2012. Johnson entered the game needing 182 yards to tie Rice, who set his mark in 1995 with the San Francisco 49ers. (AP Photo/Rick Osentoski)

Detroit Lions wide receiver Calvin Johnson (81) and his father, Calvin Sr. after an NFL football game against the Atlanta Falcons at Ford Field in Detroit, Saturday, Dec. 22, 2012. (AP Photo/Rick Osentoski)

Detroit Lions receiver Mike Thomas celebrates his 5-yard touchdown reception during the second quarter of an NFL football game against the Houston Texans at Ford Field in Detroit, Thursday, Nov. 22, 2012. (AP Photo/Paul Sancya)

San Francisco 49ers running back Kendall Hunter, right, runs with the ball, but is stopped by Detroit Lions free safety John Wendling, left, during the third quarter of an NFL football game in San Francisco, Sunday, Sept. 16, 2012. (AP Photo/Marcio Jose Sanchez)

Detroit Lions outside linebacker DeAndre Levy (54) makes an interception as Arizona Cardinals wide receiver Larry Fitzgerald (11) pursues during the first half of an NFL football game on Sunday, Dec. 16, 2012, in Glendale, Ariz. (AP Photo/Paul Connors)

Detroit Lions wide receiver Calvin Johnson (81) is pushed out of bounds by Philadelphia Eagles free safety Kurt Coleman (42) at the 1-yard line during the second half an NFL football game, Sunday, Oct. 14, 2012, in Philadelphia. (AP Photo/Mel Evans)

Detroit Lions tight end Tony Scheffler (85) jumps over Houston Texans defensive back Brice McCain (21) during overtime of an NFL football game at Ford Field in Detroit, Thursday, Nov. 22, 2012. (AP Photo/Paul Sancya)

Philadelphia Eagles running back Bryce Brown, bottom, dives forward as he is brought down by Detroit Lions defensive end Lawrence Jackson (94) and defensive tackle Nick Fairley (98) during the second half an NFL football game, Sunday, Oct. 14, 2012, in Philadelphia. (AP Photo/Michael Perez)

Detroit Lions quarterback Matthew Stafford (9) celebrates his touchdown run in the second half of an NFL football game against Seattle Seahawks, Sunday, Oct. 28, 2012, in Detroit. (AP Photo/Duane Burleson)

Detroit Lions wide receiver Nate Burleson (13) catches a touchdown pass as he is defended by Tennessee Titans cornerback Ryan Mouton (29) in the fourth quarter of an NFL football game on Sunday, Sept. 23, 2012, in Nashville, Tenn. (AP Photo/Wade Payne)

Detroit Lions wide receiver Calvin Johnson (81) pulls in a 25-yard touchdown reception as Green Bay Packers free safety Morgan Burnett (42) defends in the third quarter of their NFL football game in Detroit, Sunday, Nov. 18, 2012. (AP Photo/Carlos Osorio)

Detroit Lions cornerback Chris Houston (23) reacts after making an interception on a pass intended for Philadelphia Eagles wide receiver DeSean Jackson (10) during the second half an NFL football game, Sunday, Oct. 14, 2012, in Philadelphia. The Lions won 26-23 in overtime. (AP Photo/Michael Perez)

Detroit Lions wide receiver Calvin Johnson (81) is congratulated by quarterback Matthew Stafford in the fourth quarter of an NFL football game against the Atlanta Falcons, after breaking Jerry Rice's single-season record for receiving yards, in Detroit on Saturday, Dec. 22, 2012. (AP Photo/Duane Burleson)