The Celtics will start small forward Jae Crowder over guard Marcus Smart for Game 4 against the Cavaliers Sunday, per the team's play-by-play announcer.

Crowder has averaged 12.0 points, 5.7 rebounds and 2.3 assists in three games off the bench during the series while shooting 52 percent from the field and playing 27 minutes per game. Smart has scored 9.3 points per game while shooting 47.6 percent from the field and playing 23 minutes per game in his three straight starts.

The Celtics are 7 1/2-point home underdogs as they look to avoid a sweep at the hands of the Cavaliers Sunday.