San Francisco 49ers cheerleaders perform during the second half of an NFL football game between the San Francisco 49ers and the Cincinnati Bengals in Santa Clara, Calif., Sunday, Dec. 20, 2015. (AP Photo/Eric Risberg)

San Francisco 49ers cheerleaders perform during the second half of an NFL football game between the San Francisco 49ers and the Cincinnati Bengals in Santa Clara, Calif., Sunday, Dec. 20, 2015. (AP Photo/Tony Avelar)

Philadelphia Eagles' cheerleaders perform before an NFL football game against the Arizona Cardinals, Sunday, Dec. 20, 2015, in Philadelphia. (AP Photo/Matt Rourke)

San Francisco 49ers cheerleaders perform during the first half of an NFL football game between the San Francisco 49ers and the Cincinnati Bengals in Santa Clara, Calif., Sunday, Dec. 20, 2015. (AP Photo/Tony Avelar)

San Diego Charger�s cheerleaders perform during the first half in an NFL football game against the Miami Dolphins Sunday, Dec. 20, 2015, in San Diego. (AP Photo/Gregory Bull)

San Diego Charger�s cheerleaders perform during the second half in an NFL football game against the Miami Dolphins Sunday, Dec. 20, 2015, in San Diego. (AP Photo/Gregory Bull)

The Jacksonville Jaguars cheerleaders perform during the second half of an NFL football game against the Atlanta Falcons in Jacksonville, Fla., Sunday, Dec. 20, 2015. The Falcons won 23-17. (AP Photo/Phelan M. Ebenhack)

Seattle Seahawks Sea Gal cheerleaders perform a holiday routine during the first half of an NFL football game against the Cleveland Browns, Sunday, Dec. 20, 2015, in Seattle. (AP Photo/Ted S. Warren)

The Jacksonville Jaguars cheerleaders stand on the field before an NFL football game against the Atlanta Falcons in Jacksonville, Fla., Sunday, Dec. 20, 2015. (AP Photo/Phelan M. Ebenhack)

San Diego Charger�s cheerleaders perform during the second half in an NFL football game against the Miami Dolphins Sunday, Dec. 20, 2015, in San Diego. (AP Photo/Denis Poroy)

An Indianapolis Colts cheerleader cheers during the second half of an NFL football game between the Indianapolis Colts and the Houston Texans, Sunday, Dec. 20, 2015, in Indianapolis. (AP Photo/Michael Conroy)

Baltimore Ravens cheerleaders stand in a tunnel before an NFL football game between the Ravens and the Kansas City Chiefs, Sunday, Dec. 20, 2015, in Baltimore. (AP Photo/Nick Wass)

New England Patriots cheerleaders perform wearing Christmas outfits in the first half of an NFL football game against the Tennessee Titans, Sunday, Dec. 20, 2015, in Foxborough, Mass. (AP Photo/Charles Krupa)

Jacksonville Jaguars cheerleaders perform during the first half of an NFL football game against the Atlanta Falcons in Jacksonville, Fla., Sunday, Dec. 20, 2015. (AP Photo/Phelan M. Ebenhack)

New England Patriots cheerleaders perform wearing Christmas outfits in the first half of an NFL football game against the Tennessee Titans, Sunday, Dec. 20, 2015, in Foxborough, Mass.(AP Photo/Charles Krupa)

Baltimore Ravens cheerleaders stand on the field before an NFL football game between the Ravens and the Kansas City Chiefs, Sunday, Dec. 20, 2015, in Baltimore. (AP Photo/Nick Wass)

The Washington Redskins cheerleaders practice before an NFL football game against the Buffalo Bills in Landover, Md., Sunday, Dec. 20, 2015. (AP Photo/Mark Tenally)

The Washington Redskins cheerleaders perform before an NFL football game against the Buffalo Bills in Landover, Md., Sunday, Dec. 20, 2015. (AP Photo/Andrew Harnik)

Minnesota Vikings cheerleaders perform during the first half of an NFL football game against the Chicago Bears, Sunday, Dec. 20, 2015, in Minneapolis. (AP Photo/Ann Heisenfelt)

An Indianapolis Colts cheerleader cheers during the first half of an NFL football game between the Indianapolis Colts and the Houston Texans, Sunday, Dec. 20, 2015, in Indianapolis. (AP Photo/Michael Conroy)

New England Patriots cheerleaders perform in the first half of an NFL football game against the Tennessee Titans, Sunday, Dec. 20, 2015, in Foxborough, Mass. (AP Photo/Charles Krupa)

New England Patriots cheerleaders perform in the first half of an NFL football game against the Tennessee Titans, Sunday, Dec. 20, 2015, in Foxborough, Mass. (AP Photo/Steven Senne)

A Dallas Cowboys cheerleader performs during the NFL regular season game between the New York Jets and the Dallas Cowboys on Saturday, Dec. 19, 2015 in Arlington, TX. (Ric Tapia/NFL)

A Dallas Cowboys cheerleader performs during the NFL regular season game between the New York Jets and the Dallas Cowboys on Saturday, Dec. 19, 2015 in Arlington, TX. (Ric Tapia/NFL)

A Dallas Cowboys cheerleader performs during the NFL regular season game between the New York Jets and the Dallas Cowboys on Saturday, Dec. 19, 2015 in Arlington, TX. (Ric Tapia/NFL)

XXXXX during the NFL regular season game against the New York Jets and the Dallas Cowboys on Saturday, Dec. 19, 2015 in Arlington, TX. (Ric Tapia/NFL)

A Dallas Cowboys cheerleader performs during the NFL regular season game between the New York Jets and the Dallas Cowboys on Saturday, Dec. 19, 2015 in Arlington, TX. (Ric Tapia/NFL)

St. Louis Rams cheerleaders perform during the fourth quarter of an NFL football game between the St. Louis Rams and the Tampa Bay Buccaneers on Thursday, Dec. 17, 2015, in St. Louis. (AP Photo/Billy Hurst)

The Dallas Cowboys Cheerleaders perform during an NFL football game against the New York Jets, Saturday, Dec. 19, 2015, in Arlington, Texas. (AP Photo/Brandon Wade)

A St. Louis Rams cheerleader performs during the fourth quarter of an NFL football game between the St. Louis Rams and the Tampa Bay Buccaneers on Thursday, Dec. 17, 2015, in St. Louis. (AP Photo/Billy Hurst)

St. Louis Rams cheerleaders perform during the fourth quarter of an NFL football game between the St. Louis Rams and the Tampa Bay Buccaneers on Thursday, Dec. 17, 2015, in St. Louis. (AP Photo/Billy Hurst)

A St. Louis Rams cheerleader performs during the fourth quarter of an NFL football game between the St. Louis Rams and the Tampa Bay Buccaneers on Thursday, Dec. 17, 2015, in St. Louis. (AP Photo/Billy Hurst)

The Dallas Cowboys Cheerleaders perform during an NFL football game against the New York Jets, Saturday, Dec. 19, 2015, in Arlington, Texas. (AP Photo/Michael Ainsworth)

St. Louis Rams cheerleaders perform during an NFL football game against the Tampa Bay Buccaneers on Monday, Dec. 17, 2015 in St. Louis. (Kirby Lee/NFL)

The Dallas Cowboys Cheerleaders perform at halftime of an NFL football game against the New York Jets, Saturday, Dec. 19, 2015, in Arlington, Texas. (AP Photo/Michael Ainsworth)

St. Louis Rams cheerleaders perform during an NFL football game against the Tampa Bay Buccaneers on Monday, Dec. 17, 2015 in St. Louis. (Kirby Lee/NFL)

A St. Louis Rams cheerleader performs during the fourth quarter of an NFL football game between the St. Louis Rams and the Tampa Bay Buccaneers on Thursday, Dec. 17, 2015, in St. Louis. (AP Photo/L.G. Patterson)

The Dallas Cowboys Cheerleaders perform at halftime of an NFL football game against the New York Jets, Saturday, Dec. 19, 2015, in Arlington, Texas. (AP Photo/Michael Ainsworth)

The Dallas Cowboys Cheerleaders perform during an NFL football game against the New York Jets, Saturday, Dec. 19, 2015, in Arlington, Texas. (AP Photo/Brandon Wade)

St. Louis Rams cheerleaders perform during the fourth quarter of an NFL football game between the St. Louis Rams and the Tampa Bay Buccaneers on Thursday, Dec. 17, 2015, in St. Louis. (AP Photo/Billy Hurst)

The Dallas Cowboys Cheerleaders perform during an NFL football game against the New York Jets, Saturday, Dec. 19, 2015, in Arlington, Texas. (AP Photo/Brandon Wade)

The Dallas Cowboys Cheerleaders perform at halftime of an NFL football game against the New York Jets, Saturday, Dec. 19, 2015, in Arlington, Texas. (AP Photo/Michael Ainsworth)

Seattle Seahawks Sea Gal cheerleaders perform a holiday routine during the first half of an NFL football game against the Cleveland Browns, Sunday, Dec. 20, 2015, in Seattle. (AP Photo/Ted S. Warren)

The Washington Redskins cheerleaders perform during the second half of an NFL football game against the Buffalo Bills in Landover, Md., Sunday, Dec. 20, 2015. (AP Photo/Mark Tenally)

Jacksonville Jaguars Roar Cheerleaders perform during the second half of an NFL football game, Sunday, Dec. 20, 2015, in Jacksonville, Fla. The Falcons defeated the Jaguars 23-17. (AP Photo/Stephen B. Morton)

Minnesota Vikings cheerleaders perform during the second half of an NFL football game against the Chicago Bears, Sunday, Dec. 20, 2015, in Minneapolis. (AP Photo/Alex Brandon)

San Francisco 49ers cheerleaders perform during the second half of an NFL football game between the San Francisco 49ers and the Cincinnati Bengals in Santa Clara, Calif., Sunday, Dec. 20, 2015. (AP Photo/Tony Avelar)