No. 1 overall pick Cooper Flagg didn't shoot the ball well, but he was able to impact winning in a big way for the Dallas Mavericks in their Summer League opener. The performance didn't come without some jitters that Flagg says he has gotten through after his debut.

Thursday night’s matchup between Cooper Flagg and the Dallas Mavericks and Bronny James and the Los Angeles Lakers was the fourth-most-watched Summer League game ever, per ESPN.

Cooper Flagg appeared in his first pro game on Thursday night when the Dallas Mavericks played the Los Angeles Lakers at NBA Summer League. During the game (which the Mavs won by a score of 87-85), Flagg made a shot over Bronny James that got a lot of views on social media.