Favre comes back for 2nd season with Vikings
Ex-Vikings star defied team owners, told Brett Favre to 'stay retired' in 2010
Brett Favre says family asked if he was going to play in the NFL again after Andrew Luck retirement
Brett Favre informs Vikings he will retire, according to report
Favre is back to play for Vikings
What retirement? Favre back again
NFL legend Favre vows: I'm quitting after my 20th season - CNN.com
What retirement? Favre coming back with Vikings
The Timeline: 'Favre Returns', Brett Favre Joins the Vikings