It looks like the Green Bay Packers have moved past a rocky ending to the Brett Favre era. Packers president and CEO Mark Murphy promised last week that the franchise would retire the iconic jersey No. 4 of the former quarterback, who spent 16 of his 20 NFL seasons in Green Bay. With Favre back in the news (not for another comeback attempt, we can only pray), ThePostGame looked at some other decorated athletes who donned No. 4.