Boston Celtics coach Joe Mazzulla has shown up at New England Patriots practices in the past. So he extended an open invitation to newly-hired Patriots head coach Mike Vrabel to do the same at the Celtics’ practice on Saturday. Vrabel reportedly accepted and showed up at the practice.

Mazzulla revealed that Vrabel didn't speak at the practice. He acknowledged that he invited Vrabel. "Just getting to know him now, but obviously have seen what he's been able to d

Vrabel, 49, was hired by the Patriots shortly after the end of the season. He takes over for Jerod Mayo, who led New England for one year. Celtics coach Joe Mazzulla, who’s in his third season as the top guy, spoke about what it was like having Vrabel around after inviting him to practice.

With two days between games, the Celtics took advantage of a rare opportunity to practice Saturday morning. And that gave Patriots first-year coach Mike Vrabel his first chance to see the team up close since assuming his new post.

New England Patriots head coach Mike Vrabel has the final say on roster moves, based on the team releasing linebacker Sione Takitaki

It’s the dawn of a new era for the New England Patriots. However, a familiar face will be in charge of this new chapter. With Mike Vrabel taking the reins of the team after a very bad season under Jerod Mayo,

I think he's gonna do well,” Butler said of Vrabel. “Players love him, he loves players, he played the game. He's got the same philosophy as Bill Belichick, but he's a little bit nicer. He's a good coach.