Kansas City Chiefs mascot and Chiefs cheerleaders perform in Christmas costumes during a NFL football game against the Denver Broncos in Kansas City, Mo, on Sunday, Dec. 25, 2016. (Kirby Lee/NFL)

Kansas City Chiefs fans hold up Christmas greeting signs during the first half of an NFL football game against the Denver Broncos in Kansas City, Mo., Sunday, Dec. 25, 2016. (AP Photo/Ed Zurga)

Pittsburgh Steelers fans during the fourth quarter of an NFL football game against the Baltimore Ravens on Sunday, Dec. 25, 2016, in Pittsburgh. Pittsburgh won 31-27.(AP Photo/Don Wright)

A Pittsburgh Steelers fan dressed in a Santa suit waves a terrible towel during the first half of an NFL football game between the Pittsburgh Steelers and the Baltimore Ravens in Pittsburgh, Sunday, Dec. 25, 2016. (AP Photo/Don Wright)

The Tampa Bay Buccaneers dresses for the holidays and cheers play against the New Orleans Saints in a week 14 NFL football game Dec. 11, 2016 in Tampa, Fla. The Buccaneers won 16 - 11. (Al Messerschmidt via AP)

Cleveland Browns tight end Gary Barnidge walks out of the stadium after the Browns defeated the San Diego Chargers 20-17 in an NFL football game, Saturday, Dec. 24, 2016, in Cleveland. (AP Photo/Aaron Josefczyk)

Seattle Seahawks fan Dean Stayers, of Spanaway, Wash., dresses as the Grinch before an NFL football game against the Arizona Cardinals, Saturday, Dec. 24, 2016, in Seattle. (AP Photo/John Froschauer)

A fan dressed as Santa Claus smiles before an NFL football game between the Oakland Raiders and the Indianapolis Colts in Oakland, Calif., Saturday, Dec. 24, 2016. (AP Photo/Tony Avelar)

New England Patriots mascot Pat Patriot wears a Santa Claus suit before an NFL football game between the Patriots and the New York Jets, Saturday, Dec. 24, 2016, in Foxborough, Mass. (AP Photo/Elise Amendola)

A Carolina Panthers cheerleader performs in the first half of an NFL football game against the Atlanta Falcons in Charlotte, N.C., Saturday, Dec. 24, 2016. (AP Photo/Bob Leverone)

A Carolina Panthers fan watches the team warm up before an NFL football game against the Atlanta Falcons in Charlotte, N.C., Saturday, Dec. 24, 2016. (AP Photo/Bob Leverone)

Nick Wells makes his way to Lambeau Field before an NFL football game between the Green Bay Packers and the Minnesota Vikings Saturday, Dec. 24, 2016, in Green Bay, Wis. (AP Photo/Matt Ludtke)

A worker sits in Lambeau Field before an NFL football game between the Green Bay Packers and the Minnesota Vikings Saturday, Dec. 24, 2016, in Green Bay, Wis. (AP Photo/Jeffrey Phelps)

A Cleveland Browns fan watches players warm up before an NFL football game against the San Diego Chargers, Saturday, Dec. 24, 2016, in Cleveland. (AP Photo/Ron Schwane)

A Chicago Bears fan dresses up for Christmas before an NFL football game against the Washington Redskins, Saturday, Dec. 24, 2016, in Chicago. (AP Photo/Nam Y. Huh)

A man dressed as Santa Claus greets fans before an NFL football game between the Carolina Panthers and the Atlanta Falcons in Charlotte, N.C., Saturday, Dec. 24, 2016. (AP Photo/Bob Leverone)

New York Jets cornerback Buster Skrine laces up his cleats, bearing the face of The Grinch, a Dr. Seuss character, as he warms up before an NFL football game against the New England Patriots, Saturday, Dec. 24, 2016, in Foxborough, Mass. (AP Photo/Charles Krupa)

San Francisco 49ers running back Mike Davis wears a Santa hat while warming up before an NFL football game against the Los Angeles Rams Saturday, Dec. 24, 2016, in Los Angeles. (AP Photo/Jae C. Hong)

Carolina Panthers cheerleaders perform in the first half of an NFL football game against the Atlanta Falcons in Charlotte, N.C., Saturday, Dec. 24, 2016. (AP Photo/Bob Leverone)

An Oakland Raiders fan dressed as Santa Claus poses for photos before an NFL football game between the Oakland Raiders and the Indianapolis Colts in Oakland, Calif., Saturday, Dec. 24, 2016. (AP Photo/Tony Avelar)

An Oakland Raiders fan dressed as Santa Claus poses for photos with fans before an NFL football game between the Oakland Raiders and the Indianapolis Colts in Oakland, Calif., Saturday, Dec. 24, 2016. (AP Photo/Tony Avelar)

Oakland Raiders decorations are shown on a tree before an NFL football game between the Oakland Raiders and the Indianapolis Colts in Oakland, Calif., Saturday, Dec. 24, 2016. (AP Photo/Tony Avelar)

Minnesota Vikings' Kyle Rudolph wears special cleats before an NFL football game against the Green Bay Packers Saturday, Dec. 24, 2016, in Green Bay, Wis. (AP Photo/Matt Ludtke)

A fan wears a Green Bay Packers Santa costume during the second half of an NFL football game against the Minnesota Vikings Saturday, Dec. 24, 2016, in Green Bay, Wis. (AP Photo/Jeffrey Phelps)

New York Giants' Odell Beckham warms up the field in fancy cleats before an NFL football game against the Philadelphia Eagles, Thursday, Dec. 22, 2016, in Philadelphia. (AP Photo/Michael Perez)

New York Giants' Victor Cruz walks the sidelines in his fancy cleats before an NFL football game against the Philadelphia Eagles, Thursday, Dec. 22, 2016, in Philadelphia. (AP Photo/Matt Rourke)

T-Rac, the Tennessee Titans' mascot, wears a Santa Claus suit as he leads players onto the field for an NFL football game against the Denver Broncos Sunday, Dec. 11, 2016, in Nashville, Tenn. (AP Photo/Mark Zaleski)

A fan is shown before an NFL football game Sunday, Dec. 18, 2016, in Houston. (AP Photo/Eric Christian Smith)

Santa Claus dances near Tennessee Titans cheerleaders before an NFL football game against the Denver Broncos Sunday, Dec. 11, 2016, in Nashville, Tenn. (AP Photo/Mark Zaleski)

Santa Claus waves as he walks along the sidelines before an NFL football between the Baltimore Ravens and the Philadelphia Eagles in Baltimore, Sunday, Dec. 18, 2016. (AP Photo/Nick Wass)

A fan is shown before an NFL football game Sunday, Dec. 18, 2016, in Houston. (AP Photo/David J. Phillip)

A man dressed as Santa Claus greets New York Giants' Eli Apple (24) and teammates before an NFL football game against the Detroit Lions Sunday, Dec. 18, 2016, in East Rutherford, N.J. (AP Photo/Bill Kostroun)

Denver Broncos cheerleaders perform during the first half of an NFL football game against the New England Patriots Sunday, Dec. 18, 2016, in Denver. (AP Photo/Jack Dempsey)

Pittsburgh Steelers fans hold a photo of Pittsburgh Steelers head coach Mike Tomlin during the first half of an NFL football game against the Baltimore Ravens in Pittsburgh, Sunday, Dec. 25, 2016. (AP Photo/Gene Puskar)

A fan is shown before an NFL football game Sunday, Dec. 18, 2016, in Houston. (AP Photo/Eric Christian Smith)

An Arizona Cardinals fan dressed as Santa Claus cheers after an NFL football game against the New Orleans Saints, Sunday, Dec. 18, 2016, in Glendale, Ariz. The Saints won 48-41. (AP Photo/Ross D. Franklin)

A fan wears a Santa costume before an NFL football game Sunday, Dec. 18, 2016, in Houston. (AP Photo/Eric Christian Smith)

Dallas Cowboys Santa performs a dance routine in a holiday outfit during the 2016 NFL week 15 regular season game against the Tampa Bay Buccaneers, Sunday, Dec. 18, 2016, in Arlington, Texas. The Cowboys defeated the Buccaneers, 26-20. (James D. Smith via AP)

Minnesota Vikings cheerleaders perform during the second half of an NFL football game between the Indianapolis Colts and the Minnesota Vikings Sunday, Dec. 18, 2016, in Minneapolis. (AP Photo/Andy Clayton-King)

The Arizona Cardinals cheerleaders perform during the first half of an NFL football game against the New Orleans Saints, Sunday, Dec. 18, 2016, in Glendale, Ariz. (AP Photo/Rick Scuteri)

The Tampa Bay Buccaneers dresses for the holidays and cheers play against the New Orleans Saints in a week 14 NFL football game Dec. 11, 2016 in Tampa, Fla. The Buccaneers won 16 - 11. (Al Messerschmidt via AP)

A fan is shown before an NFL football game Sunday, Dec. 18, 2016, in Houston. (AP Photo/Eric Christian Smith)

A Washington Redskins cheerleader performs during an NFL football game against the Carolina Panthers on Monday, Dec. 19, 2016 in Landover, Md. Carolina won 26-15. (Aaron M. Sprecher via AP)

A television cameraman wears a Santa Claus suit while recording the action during the first half of an NFL football game between the New England Patriots and the New York Jets, Saturday, Dec. 24, 2016, in Foxborough, Mass. (AP Photo/Charles Krupa)

Pittsburgh Steelers fans take photos during warm ups before an NFL football game between the Pittsburgh Steelers and the Baltimore Ravens in Pittsburgh, Sunday, Dec. 25, 2016. (AP Photo/Gene Puskar)