Baltimore Ravens cheerleaders

BALTIMORE, MD - AUGUST 19: Baltimore Ravens cheerleaders preform during a preseason game between the Ravens and Kansas City Chiefs at M&T Bank Stadium on August 19, 2011 in Baltimore, Maryland. (Photo by Rob Carr/Getty Images)

San Francisco 49ers cheerleaders

SAN FRANCISCO, CA - AUGUST 20: The Gold Rush cheerleaders cheer on the San Francisco 49ers during their game against the Oakland Raiders at Candlestick Park on August 20, 2011 in San Francisco, California. (Photo by Ezra Shaw/Getty Images)

Dallas Cowboys cheerleaders

ARLINGTON, TX - AUGUST 21: A Dallas Cowboys Cheerleader performs at Cowboys Stadium on August 21, 2011 in Arlington, Texas. (Photo by Ronald Martinez/Getty Images)

Dallas Cowboys cheerleaders

ARLINGTON, TX - AUGUST 21: A Dallas Cowboys Cheerleader performs at Cowboys Stadium on August 21, 2011 in Arlington, Texas. (Photo by Ronald Martinez/Getty Images)

Kansas City Chiefs cheerleaders

KANSAS CITY, MO - AUGUST 26: Members of the Kansas City Chiefs cheerleading square celebrate a touchdown against the St. Louis Rams during a preseason game at Arrowhead Stadium on August 26, 2011 in Kansas City, Missouri. The Rams beat the Chiefs 14-10. (Photo by Dilip Vishwanat/Getty Images)

Tampa Bay Buccaneers cheerleaders

TAMPA, FL - AUGUST 27: The cheerleaders of the Tampa Bay Buccaneers perform during a preseason game against the Miami Dolphins at Raymond James Stadium on August 27, 2011 in Tampa, Florida. (Photo by J. Meric/Getty Images)

Denver Broncos cheerleaders

DENVER, CO - AUGUST 27: The Denver Broncos cheerleaders perform during the preseason game against the Seattle Seahawks at Sports Authority Field at Mile High on August 27, 2011 in Denver, Colorado. (Photo by Garrett W. Ellwood/Getty Images)

Philadelphia Eagles cheerleaders

PHILADELPHIA, PA - AUGUST 25: A cheerleader performs during the game between the Philadelphia Eagles and the Cleveland Browns on August 25, 2011 at Lincoln Financial Field in Philadelphia, Pennsylvania. (Photo by Jim McIsaac/Getty Images)

Philadelphia Eagles cheerleaders

PHILADELPHIA, PA - AUGUST 25: A cheerleader performs during the game between the Philadelphia Eagles and the Cleveland Browns on August 25, 2011 at Lincoln Financial Field in Philadelphia, Pennsylvania. (Photo by Jim McIsaac/Getty Images)

Philadelphia Eagles cheerleaders

PHILADELPHIA, PA - AUGUST 25: Cheerleaders perform during the game between the Philadelphia Eagles and the Cleveland Browns on August 25, 2011 at Lincoln Financial Field in Philadelphia, Pennsylvania. (Photo by Jim McIsaac/Getty Images)

Philadelphia Eagles cheerleaders

(Photo by Jim McIsaac/Getty Images)

PHILADELPHIA, PA - AUGUST 25: A cheerleader performs during the game between the Philadelphia Eagles and the Cleveland Browns on August 25, 2011 at Lincoln Financial Field in Philadelphia, Pennsylvania. (Photo by Jim McIsaac/Getty Images)

Philadelphia Eagles cheerleaders

PHILADELPHIA, PA - AUGUST 25: A cheerleader performs during the game between the Philadelphia Eagles and the Cleveland Browns on August 25, 2011 at Lincoln Financial Field in Philadelphia, Pennsylvania. (Photo by Jim McIsaac/Getty Images)

Cincinnati Bengals cheerleaders

CINCINNATI, OH - SEPTEMBER 1: A Cincinnati Bengals cheerleader entertains the crowd during an NFL preseason game against the Indianapolis Colts at Paul Brown Stadium on September 1, 2011 in Cincinnati, Ohio. The Colts won 17-13. (Photo by Joe Robbins/Getty Images)

Jacksonville Jaguars cheerleaders

JACKSONVILLE, FL - SEPTEMBER 01: A cheerleader for the Jacksonville Jaguars performs during a game at EverBank Field on September 1, 2011 in Jacksonville, Florida. (Photo by Sam Greenwood/Getty Images)

Carolina Panthers cheerleaders

CHARLOTTE, NC - SEPTEMBER 01: Cheerleaders of the Carolina Panthers during their preseason game at Bank of America Stadium on September 1, 2011 in Charlotte, North Carolina. (Photo by Streeter Lecka/Getty Images)

Washington Redskins cheerleaders

LANDOVER, MD - SEPTEMBER 01: Members of the Washington Redskins cheerleaders preform during the Redskins preseason game against the Tampa Bay Buccaneers at FedExField on September 1, 2011 in Landover, Maryland. (Photo by Rob Carr/Getty Images)

Washington Redskins cheerleaders

LANDOVER, MD - SEPTEMBER 01: Members of the Washington Redskins cheerleaders preform during the Redskins preseason game against the Tampa Bay Buccaneers at FedExField on September 1, 2011 in Landover, Maryland. (Photo by Rob Carr/Getty Images)

Houston Texans cheerleaders

HOUSTON - SEPTEMBER 11: Houston Texans cheerleaders perform during a football game between the Indianapolis Colts and Houston Texans at Reliant Stadium on September 11, 2011 in Houston, Texas. (Photo by Bob Levey/Getty Images)

Houston Texans cheerleaders

HOUSTON - SEPTEMBER 11: Houston Texans cheerleaders perform during a football game between the Indianapolis Colts and Houston Texans at Reliant Stadium on September 11, 2011 in Houston, Texas. (Photo by Bob Levey/Getty Images)

Houston Texans cheerleaders

HOUSTON - SEPTEMBER 11: Houston Texans cheerleaders perform during a football game between the Indianapolis Colts and Houston Texans at Reliant Stadium on September 11, 2011 in Houston, Texas. (Photo by Bob Levey/Getty Images)

Houston Texans cheerleaders

HOUSTON - SEPTEMBER 11: Houston Texans cheerleaders perform during a football game between the Indianapolis Colts and Houston Texans at Reliant Stadium on September 11, 2011 in Houston, Texas. (Photo by Bob Levey/Getty Images)

Baltimore Ravens cheerleaders

BALTIMORE, MD - SEPTEMBER 11: Baltimore Ravens cheerleaders preform during the season opener between the Ravens and Pittsburgh Steelers at M&T Bank Stadium on September 11, 2011 in Baltimore, Maryland. (Photo by Rob Carr/Getty Images)

Houston Texans cheerleaders

HOUSTON - SEPTEMBER 11: Houston Texans cheerleaders perform during a football game between the Indianapolis Colts and Houston Texans at Reliant Stadium on September 11, 2011 in Houston, Texas. (Photo by Bob Levey/Getty Images)

Baltimore Ravens cheerleaders

BALTIMORE, MD - SEPTEMBER 11: Cheerleaders for the Baltimore Ravens cheer before the game against the Pittsburgh Steelers at M&T Bank Stadium on September 11, 2011 in Baltimore, Maryland. The Ravens defeated the Steelers 35-7. (Photo by Larry French/Getty Images)

Baltimore Ravens cheerleaders

BALTIMORE, MD - SEPTEMBER 11: Cheerleaders for the Baltimore Ravens cheer during the game against the Pittsburgh Steelers at M&T Bank Stadium on September 11, 2011 in Baltimore, Maryland. The Ravens defeated the Steelers 35-7. (Photo by Larry French/Getty Images)

Houston Texans cheerleaders

HOUSTON - SEPTEMBER 11: Houston Texans cheerleaders perform during a football game between the Indianapolis Colts and Houston Texans at Reliant Stadium on September 11, 2011 in Houston, Texas. (Photo by Bob Levey/Getty Images)

Washington Redskins cheerleaders

LANDOVER, MD - SEPTEMBER 11: Washington Redskins cheerleaders peform as the Redskins take on the New York Giants at FedExField on September 11, 2011 in Landover, Maryland. (Photo by Ronald Martinez/Getty Images)

Houston Texans cheerleaders

HOUSTON - SEPTEMBER 11: Houston Texans cheerleaders perform during a football game between the Indianapolis Colts and Houston Texans at Reliant Stadium on September 11, 2011 in Houston, Texas. (Photo by Bob Levey/Getty Images)

San Francisco 49ers cheerleaders

SAN FRANCISCO, CA - SEPTEMBER 11: A member of the Gold Rush, the San Francisco 49ers cheerleaders, cheers on her team during their season opener against the Seattle Seahawks at Candlestick Park on September 11, 2011 in San Francisco, California. All the cheerleaders were wearing special shirts honoring the 10 year anniversary of September 11, 2001. (Photo by Ezra Shaw/Getty Images)

Washington Redskins cheerleaders

LANDOVER, MD - SEPTEMBER 11: A Washington Redskins cheerleader performs during the season opener against the New York Giants at FedExField on September 11, 2011 in Landover, Maryland. (Photo by Ronald Martinez/Getty Images)