As has become a ritual anytime Tennessee has -- or might have -- a head football coaching job available, it instantly becomes #GRUMORS season. Volunteers fans have been smitten with the former coach of the NFL's Oakland Raiders and Tampa Bay Buccaneers ever since he was fired by the Bucs in January 2009. With current coach Butch Jones' seat scorching following an 0-5 start in conference play, former Volunteers defensive lineman Albert Haynesworth is fanning the Gruden flames.