“Leave Greenland alone!” someone shouted from the crowd at London’s O2 Arena on Sunday—right in the middle of Vanessa Williams singing “The Star-Spangled Banner” before an NBA game between the Memphis Grizzlies and Orlando Magic.

The outburst, according to the Associated Press, drew scattered laughter and applause from the London crowd. Williams kept singing, unbothered.

WHAT’S GOING ON: President Trump has been on a tear about Greenland lately, insisting the U.S. should control the semiautonomous Danish territory in the Arctic.

Earlier this week, he declared that anything less than American ownership would be “unacceptable”—language that sounds a lot more like imperial conquest than international diplomacy.

Greenland, of course, is not for sale. Denmark is a NATO ally. The island’s residents have repeatedly said they’re not interested in becoming American. None of this has stopped Trump from treating the whole thing like a real estate deal he can bully his way through.

THE DETAILS: The heckler’s timing was impeccable—interrupting the U.S. national anthem at an American basketball game, on foreign soil, to call out American foreign policy. That’s not just heckling; that’s geopolitical commentary with excellent comedic timing.

WHY IT MATTERS: When random basketball fans in London are shouting about your territorial ambitions during the national anthem, your foreign policy has officially become an international punchline.

Trump’s Greenland obsession—which he also floated during his first term—has alienated a key NATO ally and made the U.S. look less like a global leader and more like a land-grabbing bully.

The Grizzlies beat the Magic, by the way. America’s relationship with its European allies? That one’s looking like a loss.