Marcus Smart schools Jaylen Brown at Boston Celtics practice.
Marcus Smart, Jaylen Brown, Gerald Green play 1 on 1 SUBSCRIBE FOR MORE NBA CONTENT AND DONT FORGET TO LIKE AND COMMENT! ( STAY .
2016 2017 NBA Regular Season Preseason Full Game Highlights October 13 13th 2016 Practice Cavaliers Warriors Spurs Knicks Bulls Blazers Suns Nuggets .