NFL fan dubbed 'Phillies Karen' after stealing Patrick Mahomes sleeve from young Chiefs fan

An NFL fan has been labeled the new 'Phillies Karen' after being caught on camera snatching a Patrick Mahomes souvenir from a young Chiefs fan. The incident occurred after Kansas City defeated the New York Giants 22-9 at MetLife Stadium, a late-season road win that gave the Chiefs their first triumph of the year.

According to the footage, Mahomes had taken off his arm sleeve with the intention of handing it to a young Chiefs supporter in attendance. As he jogged away, an adult wearing Giants gear reached into the crowd and grabbed the sleeve from the child's hand. The boy, clearly stunned, can be heard exclaiming, "Yo, she just stole that from me!" while another voice reacts in disbelief. The moment quickly circulated on social media, drawing swift condemnation of the adult involved and sympathy for the young fan who had hoped to hold a keepsake from the star quarterback.

Reaction on social media was swift and pointed. Posts labeling the adult's behavior as "disgusting" and "unfair to this young kid" circulated, with commenters calling the act a "loser move" and "clown behavior" for stealing from a child. The incident fed into a broader conversation that has seen a separate, high-profile moment earlier this month involving a Phillies fan at the Marlins’ LoanDepot Park, where a woman berated another spectator to obtain a home run ball, an episode that prompted the label "Phillies Karen." A clip of that altercation showed the woman insisting the ball belonged to her, even after the other man tried to explain that he had captured it for his son. The man involved, Drew Feltwell, later told NBC10 Philadelphia that he was trying to set an example for his son by de-escalating the moment, and that his son Lincoln eventually got to meet Harrison Bader after the game and received a signed bat as part of the exchange. Feltwell acknowledged some regret over how the situation resolved, noting that his initial impulse was to protect his child but recognizing the optics of keeping a ball away from a young fan.

The new incident arrived amid a growing discourse about fans acting on behalf of children and the sometimes-volatile dynamics that play out at sports venues, especially when memorabilia becomes the focal point of competition between fans in the stands. While the identity of the Giants supporter was not disclosed, the video has amplified calls for accountability and respect in the moments surrounding postgame exchanges between players and fans. The Chiefs, meanwhile, used the opportunity to secure a 22-9 victory that stood as their first win of the season, a milestone that helped solidify their standing as a contender in the early going of the campaign.