A Dallas Cowboys cheerleader during an NFL football game between the Green Bay Packers against the Dallas Cowboys at AT&T Stadium on Sunday December 15, 2013 in Arlington, Texas. (Aaron M. Sprecher/NFL)

A Dallas Cowboys cheerleader during an NFL football game between the Green Bay Packers against the Dallas Cowboys at AT&T Stadium on Sunday December 15, 2013 in Arlington, Texas. (Aaron M. Sprecher/NFL)

A Dallas Cowboys cheerleader during an NFL football game between the Green Bay Packers against the Dallas Cowboys at AT&T Stadium on Sunday December 15, 2013 in Arlington, Texas. (Aaron M. Sprecher/NFL)

A Dallas Cowboys cheerleader during an NFL football game between the Green Bay Packers against the Dallas Cowboys at AT&T Stadium on Sunday December 15, 2013 in Arlington, Texas. (Aaron M. Sprecher/NFL)

Dallas Cowboys cheerleaders line up to perform at halftime during an NFL football game between the Green Bay Packers and Dallas Cowboys Sunday, Dec. 15, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

A Jacksonville Jaguars cheerleader performs during the second half of an NFL football game against the Buffalo Bills in Jacksonville, Fla., Sunday, Dec. 15, 2013.(AP Photo/Phelan M. Ebenhack)

A Dallas Cowboys cheerleader dances during the second half of an NFL football game against the Green Bay Packers Sunday, Dec. 15, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

A Minnesota Vikings cheerleader performs during the second half of an NFL football game between the Vikings and the Philadelphia Eagles, Sunday, Dec. 15, 2013, in Minneapolis. The Vikings won 48-30. (AP Photo/Andy King)

A Minnesota Vikings cheerleader performs during the first half of an NFL football game between the Vikings and the Philadelphia Eagles, Sunday, Dec. 15, 2013, in Minneapolis. (AP Photo/Andy King)

Tennessee Titans cheerleaders perform in the second quarter of an NFL football game between the Titans and the Arizona Cardinals Sunday, Dec. 15, 2013, in Nashville, Tenn. (AP Photo/Wade Payne)

A Jacksonville Jaguars cheerleader performs during the first half of an NFL football game against the Buffalo Bills in Jacksonville, Fla., Sunday, Dec. 15, 2013.(AP Photo/Phelan M. Ebenhack)

The Jacksonville Jaguars cheerleaders perform during the second half of an NFL football game against the Buffalo Bills in Jacksonville, Fla., Sunday, Dec. 15, 2013.(AP Photo/Phelan M. Ebenhack)

A Carolina Panthers cheerleader performs during the first half of an NFL football game against the New York Jets in Charlotte, N.C., Sunday, Dec. 15, 2013. (AP Photo/Bob Leverone)

Dallas Cowboys cheerleaders perform during the first half of an NFL football game between the Green Bay Packers and Dallas Cowboys Sunday, Dec. 15, 2013, in Arlington, Texas. (AP Photo/Tony Gutierrez)

Oakland Raiders cheerleaders perform during halftime of an NFL football game against the Kansas City Chiefs in Oakland, Calif., Sunday, Dec. 15, 2013. (AP Photo/Ben Margot)

Tennessee Titans cheerleaders perform in the second quarter of an NFL football game between the Titans and the Arizona Cardinals Sunday, Dec. 15, 2013, in Nashville, Tenn. (AP Photo/Wade Payne)

Oakland Raiders cheerleaders perform during halftime of an NFL football game against the Kansas City Chiefs in Oakland, Calif., Sunday, Dec. 15, 2013. (AP Photo/Marcio Jose Sanchez)

A Tampa Bay Buccaneers cheerleader performs against the San Francisco 49ers during the fourth quarter of an NFL football game Sunday, Dec. 15, 2013, in Tampa, Fla. (AP Photo/Chris O'Meara)

Indianapolis Colts cheerleaders perform during the second half of an NFL football game against the Houston Texans in Indianapolis, Sunday, Dec. 15, 2013. (AP Photo/Darron Cummings)

Atlanta Falcons cheerleaders perform during the second half of an NFL football game against the Washington Redskins, Sunday, Dec. 15, 2013, in Atlanta. (AP Photo/David Goldman)

Atlanta Falcons cheerleaders perform during the first half of an NFL football game against the Washington Redskins, Sunday, Dec. 15, 2013, in Atlanta. (AP Photo/John Bazemore)

Indianapolis Colts cheerleader perform during the second half of an NFL football game against the Houston Texans in Indianapolis, Sunday, Dec. 15, 2013. (AP Photo/AJ Mast)

Atlanta Falcons cheerleaders perform against the Washington Redskins during the second half of an NFL football game, Sunday, Dec. 15, 2013, in Atlanta. (AP Photo/David Goldman)

The Indianapolis Colts cheerleaders perform during the first half of an NFL football game against the Houston Texans in Indianapolis, Sunday, Dec. 15, 2013. (AP Photo/Darron Cummings)

Tampa Bay Buccaneers cheerleaders perform before an NFL football game against the San Francisco 49ers Sunday, Dec. 15, 2013, in Tampa, Fla. (AP Photo/Chris O'Meara)

Atlanta Falcons cheerleaders perform during the first half of an NFL football game against the Washington Redskins, Sunday, Dec. 15, 2013, in Atlanta. (AP Photo/John Bazemore)

Tampa Bay Buccaneers cheerleaders perform beforean NFL football game against the San Francisco 49ers Sunday, Dec. 15, 2013, in Tampa, Fla. (AP Photo/Chris O'Meara)

Minnesota Vikings cheerleaders perform during the first half of an NFL football game between the Vikings and the Philadelphia Eagles, Sunday, Dec. 15, 2013, in Minneapolis. (AP Photo/Andy King)

Jacksonville Jaguars cheerleaders take the field during player introductions prior to the first half of an NFL football game against the Buffalo Bills in Jacksonville, Fla., Sunday, Dec. 15, 2013.(AP Photo/John Raoux)

Denver Broncos cheerleaders perform during the NFL regular season game between the San Diego Chargers and the Denver Broncos on Dec. 12, 2013 at Sports Authority Field at Mile High in Denver. (Ric Tapia/NFL)

Denver Broncos cheerleaders perform during the NFL regular season game between the San Diego Chargers and the Denver Broncos on Dec. 12, 2013 at Sports Authority Field at Mile High in Denver. (Ric Tapia/NFL)

Denver Broncos cheerleaders perform during the NFL regular season game between the San Diego Chargers and the Denver Broncos on Dec. 12, 2013 at Sports Authority Field at Mile High in Denver. (Ric Tapia/NFL)

Denver Broncos cheerleaders perform during the NFL regular season game between the San Diego Chargers and the Denver Broncos on Dec. 12, 2013 at Sports Authority Field at Mile High in Denver. (Ric Tapia/NFL)