WALTHAM — Sasha Pavlovic had a long practice day after joining the Celtics Thursday. Pavlovic worked out after the 1 1/2-hour training session ended and will join other Celtic newcomers before Friday’s game against Golden State.
“I was happy like never in my life when Boston called,” Pavlovic said. “So, I’m happy to be here
“They just want me to play my game. I think I can do pretty good defensively and I can run the fast break and shoot open ‘3s.’ ”