GLENDALE, AZ - FEBRUARY 01: Rob Gronkowski #87 of the New England Patriots warms up prior to Super Bowl XLIX against the Seattle Seahawks at University of Phoenix Stadium on February 1, 2015 in Glendale, Arizona. (Photo by Kevin C. Cox/Getty Images)
GLENDALE, AZ - FEBRUARY 01: Rob Gronkowski #87 of the New England Patriots warms up prior to Super Bowl XLIX against the Seattle Seahawks at University of Phoenix Stadium on February 1, 2015 in Glendale, Arizona. (Photo by Kevin C. Cox/Getty Images)