Rob Gronkowski of the New England Patriots is unable to catch a pass in the end zone as Michael Griffin of the Tennessee Titans defends him during the second half at Gillette Stadium on Dec. 20, 2015 in Foxboro, Massachusetts. (Photo by Maddie Meyer/Getty Images)

Rob Gronkowski of the New England Patriots is unable to catch a pass in the end zone as Michael Griffin of the Tennessee Titans defends him during the second half at Gillette Stadium on Dec. 20, 2015 in Foxboro, Massachusetts. (Photo by Maddie Meyer/Getty Images)