Gronkowski admitted that he ignored former coach Bill Belichick’s phone calls, which ultimately ended in him being traded to the Detroit Lions. However, he threatened to retire if the trade went through, and the Lions withdrew their trade offer.

The 35-year-old Kelce has cemented himself as one of the greatest tight ends in NFL history over the last decade-plus—and is rivaling the likes of Gronkowski, Tony Gonzalez, and Antonio Gates among others in the GOAT discussion at the position.

Beyond the fact that Gronkowski has 15 more career touchdowns than Kelce (in 32 fewer games played), Gronkowski held court as arguably the best blocking tight end in the league during his prime — a key role that Kelce has not usually been assigned in Kansas City’s offense.

Rob Gronkowski made it to the White House multiple times to be honored with teammates for Super Bowl victories ― but the former tight end said President Donald Trump hosted the best visit. And for one eyebrow-raising reason.