The Celtics were scheduled for an afternoon flight to Toronto and, it being Christmas Eve, players and coaches had plenty of loose ends to tie up before the holiday. Brown, even as his play this season has spawned some All-Star buzz, was in no rush to leave the practice facility. “I’m not really paying attention to [the All-Star buzz],” Brown said in an empty gym after his post-practice workout was finally complete. “It would be a blessing. It would be extremely dope to even be mentioned in the conversation. To be honest, I still think I can be a lot better. I think the best is yet to come for me this season.