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.

Mike Vrabel has put together a quality staff as the Patriots head coach, but it might have been a bad move not to retain CBs coach Mike Pellegrino.

"Any time you can just get together with guys that are in the same arena as we are and support each other, I think that's important." The post Joe Mazzulla explains importance of ‘brotherhood’ among Boston coaches as Mike Vrabel attends Celtics practice appeared first on Boston.