Super Bowl XLV anniversary
On Feb. 6, 2011, the Green Bay Packers defeated the Pittsburgh Steelers, 31-25, to win Super Bowl XLV.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.

Photos of Super Bowl XLV between the Green Bay Packers and Pittsburgh Steelers on Feb. 6, 2011 in Arlington, TX.