The 2009 Minnesota Vikings: Brett Favre’s Amazing Year At Age 40
…no change could be more dramatic than signing Brett Favre. The Green Bay Packer legend had retired after the 2007 season. Then he unretired and amidst bitter acrimony with the Packer front office, Favre was traded to the New York Jets. The quarterback retired again after 2008. He got overtures from the Vikings, but said in July 2009 that he was retired. Then Favre unretired one more time