Led by Jayson Tatums 39 points and three rebounds, the Celtics defeated the Grizzlies, 109-106. Marcus Smart added 15 points, seven rebounds and 12 assists for the Celtics in the victory, while Ja Morant tallied 30 points, eight rebounds and nine assists for the Grizzlies in the losing effort. The Celtics improve to 7-3 on the season, while the Grizzlies fall to 7-4.