Tampa Bay Buccaneers running back Doug Martin (22) does "The Dougie" in the endzone after scoring on a 70-yard scoring run during an NFL game against the Oakland Raiders on November 4, 2012. (AP Photo/Kevin Terrell)

St. Louis Rams Brandon Gibson celebrates after scoring a game-winning touchdown against the Buffalo Bills during an NFL football game on Sunday, December 9, 2012 in Orchard Park, New York. The Rams won the game 15-12. (AP Photo/G. Newman Lowrance)

San Francisco 49ers wide receiver Michael Crabtree (15) celebrates after scoring on a 10-yard touchdown reception against the Chicago Bears during the third quarter of an NFL football game in San Francisco, Monday, Nov. 19, 2012. (AP Photo/Marcio Jose Sanchez)

New York Giants running back David Wilson (22) does a back flip after scoring a touchdown during a week 14 football game against the New Orleans Saints on December 9, 2012 in East Rutherford, New Jersey(AP Photo/Evan Pinkus)

New England Patriots tight end Aaron Hernandez (81) celebrates his touchdown catch against the Houston Texans during the second quarter of an NFL football game in Foxborough, Mass., Monday, Dec. 10, 2012. (AP Photo/Elise Amendola)

Denver Broncos outside linebacker Von Miller (58) does a dance in the end zone after intercepting a pass and running it back for a touchdown against the Tampa Bay Buccaneers in the third quarter of an NFL football game, Sunday, Dec. 2, 2012, in Denver. (AP Photo/Jack Dempsey)

New England Patriots Rob Gronkowski does a dance after scoring a touchdown during a NFL International Series Football game against the St. Louis Rams on Oct. 28, 2012 in London. (AP Photo/G. Newman Lowrance)

Buffalo Bills' Stevie Johnson (13) celebrates after catching a pass for a touchdown during the second half of an NFL football game against the Jacksonville Jaguars Sunday, Dec. 2, 2012 in Orchard Park, N.Y. (AP Photo/Bill Wippert)

Philadelphia Eagles running back LeSean McCoy (25) reacts after scoring a touchdown during the NFL football game between the Baltimore Ravens and the Philadelphia Eagles in Philadelphia on Sunday, September 16th 2012. The Eagles won 24-23. (AP Photo/Brian Garfinkel)

Green Bay Packers wide receiver Donald Driver celebrates a touchdown after doing a Lambeau Leap during the second half of an NFL football game against the Jacksonville Jaguars, Sunday, Oct. 28, 2012, in Green Bay, Wis. The Packers won 24-15. (AP Photo/Mike Roemer)

Atlanta Falcons running back Jacquizz Rodgers (32) celebrates a rushing touchdown during an NFL football game against the Tampa Bay Buccaneers at Raymond James Stadium on Sunday, Nov. 25, 2012 in Tampa, Fla. The Falcons won 24-23. (AP Photo/Perry Knotts)

New Orleans Saints tight end Jimmy Graham (80) celebrates a touchdown by dunking the football over the goal post in a game against the Atlanta Falcons on November 11, 2012. (AP Foto/Bill Feig)

New England Patriots tight end Rob Gronkowski (87) spikes the ball after his touchdown catch against the Indianapolis Colts in the first quarter of an NFL football game at Gillette Stadium in Foxborough, Mass., Sunday, Nov. 18, 2012. (AP Photo/Michael Dwyer)

New York Giants wide receiver Victor Cruz (80) celebrates his touchdown catch during an NFL game against the San Francisco 49ers on Sunday, Oct. 14, 2012 in San Francisco. The Giants won the game, 26-3. (Ric Tapia/NFL)

Houston Texans cornerback Kareem Jackson dances into the end zone for a touchdown after an interception during the fourth quarter of an NFL football game against the Tennessee Titans, Sunday, Sept. 30, 2012, in Houston. The Texans won 38-14. (AP Photo/Dave Einsel)

Buffalo Bills wide receiver Donald Jones (19) celebrates his touchdown with Bills' Stevie Johnson (13) during the second half of an NFL football game in Orchard Park, N.Y., Sunday, Oct. 21, 2012. (AP Photo/Gary Wiepert)

Baltimore Ravens wide receiver Jacoby Jones, right, scores a touchdown past Philadelphia Eagles cornerback Nnamdi Asomugha in the first half of an NFL football game, Sunday, Sept. 16, 2012, in Philadelphia. (AP Photo/Mel Evans)

Carolina Panthers wide receiver Steve Smith (89) celebrates after making a touchdown catch while covered by Kansas City Chiefs defensive back Neiko Thorpe (38) during the first half of an NFL football game at Arrowhead Stadium in Kansas City, Mo., Sunday, Dec. 2, 2012. (AP Photo/Ed Zurga)