However, if Mavericks legend Dirk Nowitzki had his way, he said he would have fired Harrison during the offseason because the fans' hatred towards him was starting to affect the team, and he wanted the Cooper Flagg era to start with a clean slate.

Cooper Flagg ’s mother, Kelly Flagg, recently stirred up attention with her social media activity. The situation began during the Dallas Mavericks game against the Milwaukee Bucks. Fans in the crowd at the American Airlines Centre expressed their frustration with Nico Harrison for trading Luka Doncic in February 2025.

What did Kelly Flagg, mother of Dallas Mavericks No. 1 overall pick Cooper Flagg, say about the firing of Nico Harrison on X?

NBACentel, a popular parody account on the social media platform X, struck again with a fake report about Harrison trying to trade Cooper Flagg before he was fired. The fake report generated over one million views within 24 hours of being posted.

The Dallas Mavericks and rookie Cooper Flagg dropped their first game after parting ways with general manager Nico Harrison, falling to the Phoenix Suns 123–114 at home on Wednesday.

A t some point between last night and this afternoon, when the Mavericks dismissed much-maligned general manager Nico Harrison, Cooper Flagg's mom reposted a fan's post on social media bashing the team's then-GM and calling for his removal.

Cooper Flagg's mom, Kelly Flagg, made multiple statements on her reaction to the Dallas Mavericks firing general manager Nico Harrison.

Dirk Nowitzki didn't want the Luka Doncic trade and the Nico Harrison situation to overshadow Cooper Flagg's debut season.

It took longer than it probably should have, but the Mavericks finally decided to kick Nico Harrison to the curb after the GM who orchestrated the trade

Cooper Flagg's mother clears the air after weighing in vicariously on social media about the firing of Mavericks GM Nico Harrison.

In the aftermath of the Dallas Mavericks firing general manager Nico Harrison, Mavs legend and Basketball Hall of Famer Dirk Nowitzki provided his opinion on the matter, noting the franchise should have made the move over the summer and adding that he didn't want "negative energy" hanging over the team to start the Cooper Flagg era.

The loss dropped Cooper Flagg and the Mavs to 3-9. It was also their second loss in a row, as they started their four-game homestand with a 116-114 defeat to Giannis Antetokounmpo and the Milwaukee Bucks on Monday.