Former Green Bay Packers quarterback Brett Favre acknowledges the crowd during a halftime ceremony of an NFL football game against the Dallas Cowboys Sunday, Oct. 16, 2016, in Green Bay, Wis. (AP Photo/Mike Roemer)

Former Green Bay Packers quarterback Brett Favre looks at his Hall of Fame ring during a halftime ceremony of an NFL football game against the Dallas Cowboys Sunday, Oct. 16, 2016, in Green Bay, Wis. (AP Photo/Mike Roemer)

Former NFL player Brett Favre delivers his speech during an induction ceremony at the Pro Football Hall of Fame Saturday, Aug.6, 2016, in Canton, Ohio. (AP Photo/David Richard)

Former NFL player Brett Favre poses with his bust during an induction ceremony at the Pro Football Hall of Fame Saturday, Aug.6, 2016, in Canton, Ohio. (AP Photo/Ron Schwane)

Green Bay Packers QB Brett Favre during the Super Bowl XXXI against the New England Patriots played on January 26, 1997 at the Louisiana Superdome in New Orleans, Louisiana. (AP Photo/Tom DiPace)

Atlanta Falcons rookie QB Brett Favre during a game against the New Orleans Saints at Atlanta Fulton County Stadium, in Atlanta GA September 29,1991. (AP Photo/Tom DiPace)

Green Bay Packers Hall of Fame defensive end Reggie White (92) shares Bible scripture with quarterback Brett Favre (4) before the 1995 NFC Championship Game against the Dallas Cowboys, Jan. 14, 1996. (AP Photo/Jim Biever)

Green Bay Packers quarterback Brett Favre (4) talks with head coach Mike Holmgren during the closing seconds of the 1997 NFC championship game in Green Bay, Jan. 11, 1998. (AP Photo/Jim Biever)

Southern Mississippi QB Brett Favre calls out a play against Alabama Crimson Tide during a game on Sept 8,1990. (AP Photo/Tom DiPace)

Green Bay Packers quarterback Brett Favre runs off the field as the final seconds run off the clock in their game Sunday, Dec. 24, 1995, against the Pittsburgh Steelers. The Packers won 24-19 to win the NFC Central title for the first time since 1972. (AP Photo/Jeff Phelps)

Green Bay Packers quarterback Brett Favre #4 drops back to pass during a game circa 1994. (Associated Press)

Green Bay Packers head coach Mike Holmgren congratulates quarterback Brett Favre (4) following the NFL Wildcard Playoff, a 28-24 victory over the Detroit Lions on January 8, 1994, at the Pontiac Silverdome in Pontiac, Michigan. Favre threw the game-winning touchdown pass with less than a minute left in the game. (AP Photo/Vernon Biever)

Quarterback Brett Favre #4 of the Green Bay Packers runs on the field during introductions against the Detroit Lions at Lambeau Field on December 12, 2004 in Green Bay, Wisconsin. (AP Photo/Scott Boehm)

Green Bay Packers quarterback Brett Favre (4) runs for a first down while being chased by Pittsburgh Steelers linebacker Greg Lloyd (95) in the third quarter of their game in Green Bay, Wisconsin on Sept. 27, 1992. (AP Photo/Chris Corsmeier)

Green Bay Packers defensive end Reggie White (92) and quarterback Brett Favre (4) celebrate after an NFL football game against the Chicago Bears at Lambeau Field on November 12, 1995 in Green Bay, Wisconsin. (AP Photo/David Stluka)

Brett Favre during a ceremony at halftime of an NFL football game between the Green Bay Packers and Chicago Bears Thursday, Nov. 26, 2015, in Green Bay, Wis. Favre's retired No. 4 and name were unveiled inside Lambeau Field during the ceremony. (AP Photo/Mike Roemer)

Green Bay Packers quarterback Brett Favre (4) celebrates a four-yard touchdown pass to wide receiver Andre Rison (84) during the NFC Divisional Playoff, a 35-14 victory over the San Francisco 49ers on January 4, 1997, at Lambeau Field in Green Bay, Wisconsin. (AP Photo/Vernon Biever)

Former NFL quarterback Brett Favre gets inducted into the NFL hall of fame during the NFL Honors awards show at the Bill Graham Civic Auditorium on Saturday, Feb. 6, 2016 in San Francisco. (Perry Knotts/NFL)

Green Bay Packers quarterback Brett Favre gets choked up as he talks about his retirement Thursday March 6, 2008 during a news conference at Lambeau Field in Green Bay, Wis. (AP Photo/Mike Roemer)

Quarterback Brett Favre #4 of the Minnesota Vikings passes the football against the Dallas Cowboys during the NFC Divisional Playoff Game at Mall of America Field at the Hubert H. Humphrey Metrodome on January 17, 2010 in Minneapolis, Minnesota. (AP Photo/Scott Boehm)

New York Jets Brett Favre (4) during a game against the San Francisco 49ers on December 7, 2008 at Candlestick Park in San Francisco, California. (Rob Holt via AP)

Green Bay Packers quarterback Brett Favre (4) looks for a receiver during an NFL football game against the Denver Broncos at Lambeau Field on December 8, 1996 in Green Bay, Wisconsin. (AP Photo/David Stluka)

Green Bay Packers QB Brett Favre poses for a portrait in Orlando before the QB Challenge at Wide World of Sports. (AP Photo/Tom DiPace)

Green Bay Packers quarterback Brett Favre celebrates a third quarter touchdown during their 28-10 win over the New England Patriots at Foxboro Stadium in Foxboro, Mass., Monday, Oct. 27, 1997. (AP Photo/Winslow Townson)

Minnesota Vikings quarterback Brett Favre (4) leaves the field following an NFL football game Buffalo Bills on Sunday, Dec. 5, 2010, in Minneapolis. (AP Photo/Hannah Foslien)

Green Bay Packers quarterback Brett Favre passes against the San Francisco 49ers in the second quarter, Sunday, Dec. 15, 2002 in San Francisco. (AP Photo/Paul Sakuma)

Green Bay Packers quarterback Brett Favre waits to be introduced before their NFL football game against the Seattle Seahawks in Green Bay, Wis., in this Jan. 1, 2006. Brett Favre has decided to retire from the NFL after 17 seasons. (AP Photo/Morry Gash)

Green Bay Packers quarterback Brett Favre (4) looks for a receiver during an NFL football game against the Cincinnati Bengals at Lambeau Field on September 20, 1992 in Green Bay, Wisconsin. (AP Photo/David Stluka)

San Francisco 49ers vs. Green Bay Packers at Candlestick Park Saturday, January 6, 1996. Green Bay Packers center Frank Winters (52) and quarterback Brett Favre (4). (AP Photo/Al Golub)

Green Bay Packers quarterback Brett Favre celebrates in the fourth quarter against the Carolina Panthers during the NFC Championship game, Sunday, Jan. 12, 1997, in Green Bay, Wis. (AP Photo/Mark Duncan)

Green Bay Packers quarterback Brett Favre (4) holds the NFC championship trophy during an NFL game against the San Francisco 49ers on Sunday, Jan. 11, 1998, in San Francisco. (AP Photo/Greg Trott)

Green Bay Packers QB Brett Favre during the 1996 NFC Divisional Playoff game against the San Francisco 49ers played in Green Bay at Lambeau Field January 4th, 1997. (AP Photo/Tom DiPace)

Green Bay Packers quarterback Brett Favre (4) and wide receiver Antonio Freeman (86) pose playfully at training camp in 1997. (AP Photo/Al Messerschmidt)

Green Bay Packers quarterback Brett Favre reacts after throwing a touchdown pass to Bubba Franks during the first half of an NFL football game against the San Diego Chargers in Green Bay, Wis. (AP Photo/Morry Gash)

Atlanta Falcons quarterback Brett Favre (4) circa 1991. (NFL Photos via AP)

Green Bay Packers quarterback Brett Favre speaks to the press before Super Bowl XXXI in 1997. (AP Photo/Al Messerschmidt)

Brett Favre #4 of the Minnesota Vikings calls out signals at the line of scrimmage prior to the snap of the football against the Chicago Bears at the Soldier Field on November 14, 2010 in Chicago Illinois. (AP Photo/Scott Boehm)

Green Bay Packers quarterback Brett Favre watches play during training camp in 1998. (Al Messerschmidt via AP)