A Baltimore Ravens cheerleader flys through the air during the second half of an NFL football game against the San Diego Chargers in Baltimore, Sunday, Nov. 1, 2015. (AP Photo/Nick Wass)

The Baltimore Ravens cheerleaders perform during the second half of an NFL football game against the San Diego Chargers in Baltimore, Sunday, Nov. 1, 2015. The Ravens defeated the Chargers 29-26. (AP Photo/Nick Wass)

The Baltimore Ravens cheerleaders perform during the second half of an NFL football game against the San Diego Chargers in Baltimore, Sunday, Nov. 1, 2015. (AP Photo/Nick Wass)

Atlanta Falcons cheerleaders dressed in Halloween costume perform before the first of an NFL football game between the Atlanta Falcons and the Tampa Bay Buccaneers, Sunday, Nov. 1, 2015, in Atlanta. (AP Photo/John Bazemore)

Atlanta Falcons cheerleaders dressed in Halloween costume perform before the first of an NFL football game between the Atlanta Falcons and the Tampa Bay Buccaneers, Sunday, Nov. 1, 2015, in Atlanta. (AP Photo/John Bazemore)

Atlanta Falcons cheerleaders dressed in Halloween costume perform before the first of an NFL football game between the Atlanta Falcons and the Tampa Bay Buccaneers, Sunday, Nov. 1, 2015, in Atlanta. (AP Photo/David Goldman)

Atlanta Falcons cheerleaders dressed in Halloween costume perform before the first of an NFL football game between the Atlanta Falcons and the Tampa Bay Buccaneers, Sunday, Nov. 1, 2015, in Atlanta. (AP Photo/John Bazemore)

Atlanta Falcons cheerleaders dressed in Halloween costume perform before the first of an NFL football game between the Atlanta Falcons and the Tampa Bay Buccaneers, Sunday, Nov. 1, 2015, in Atlanta. (AP Photo/John Bazemore)

The New England Patriots cheerleaders perform in Halloween costumes before the game against the Miami Dolphins Thursday October 29, 2015 in Foxboro, Mass (Damian Strohmeyer/Associated Press)

New England Patriots cheerleaders perform in Halloween costumes before an NFL football game between the Patriots and Miami Dolphins, Thursday, Oct. 29, 2015, in Foxborough, Mass. (Steven Senne/Associated Press)

New England Patriots cheerleaders perform in Halloween costumes before an NFL football game between the Patriots and Miami Dolphins, Thursday, Oct. 29, 2015, in Foxborough, Mass. (AP Photo/Michael Dwyer)

New England Patriots cheerleaders perform in Halloween costumes before an NFL football game between the Patriots and Miami Dolphins, Thursday, Oct. 29, 2015, in Foxborough, Mass. (AP Photo/Steven Senne)

New England Patriots cheerleaders perform in Halloween costumes before an NFL football game between the Patriots and Miami Dolphins, Thursday, Oct. 29, 2015, in Foxborough, Mass. (AP Photo/Steven Senne)

A group of Tennessee Titans cheerleaders dressed in Halloween costumes pose for a group photo with team mascot T-Rac during the Tennessee Titans 2015 week 7 regular season NFL football game against the Atlanta Falcons on Sunday, Oct. 25, 2015 in Nashville, Tenn. The Falcons won the game 10-7. (Paul Spinelli/Associated Press)

A Tennessee Titans cheerleader dressed in a Halloween police woman costume waves her pom poms as she cheers for the Tennessee Titans during the 2015 week 7 regular season NFL football game against the Atlanta Falcons on Sunday, Oct. 25, 2015 in Nashville, Tenn. The Falcons won the game 10-7. (Paul Spinelli/Associated Press)

Cheerleaders of the Tennessee Titans pose on the sidelines in Halloween costumes during play against the Atlanta Falcons at Nissan stadium October 25, 2015 in Nashville. The Falcons won 10 - 7. (Al Messerschmidt/Associated Press)

A Tennessee Titans cheerleader dressed in a Halloween car racing costume waves her pom poms as she cheers for the Tennessee Titans during the 2015 week 7 regular season NFL football game against the Atlanta Falcons on Sunday, Oct. 25, 2015 in Nashville, Tenn. The Falcons won the game 10-7. (Paul Spinelli/Associated Press)

Cheerleaders of the Tennessee Titans pose on the sidelines in Halloween costumes during play against the Atlanta Falcons at Nissan stadium October 25, 2015 in Nashville. The Falcons won 10 - 7. (Al Messerschmidt/Associated Press)

Oct 25, 2015; Nashville, TN, USA; Tennessee Titans cheerleaders perform during the second half against the Atlanta Falcons at Nissan Stadium. The Falcons won 10-7. (Christopher Hanewinckel/USA Today Sports)

Oct 25, 2015; Indianapolis, IN, USA; Indianapolis Colts cheerleaders stand on the sideline wearing festive Halloween costumes as they cheer during the New Orleans Saints game at Lucas Oil Stadium. (Thomas J. Russo/USA Today Sports)

Oct 25, 2015; Indianapolis, IN, USA; Indianapolis Colts cheerleaders wear Halloween costumes during a game against the New Orleans Saints at Lucas Oil Stadium. New Orleans defeats Indianapolis 27-21. (Brian Spurlock/USA Today Sports)

Oct 25, 2015; Indianapolis, IN, USA; Indianapolis Colts cheerleaders wear Halloween costumes during a game against the New Orleans Saints at Lucas Oil Stadium. New Orleans defeats Indianapolis 27-21. (Brian Spurlock/USA Today Sports)