"Regrettably, your action surrenders to the sad bullying tactics employed by certain elements on the left, who have sought to intimidate artists into boycotting performances at our national cultural center," it reads.

In a post on X on Friday, Grenell wrote: "The left is boycotting the Arts because Trump is supporting the Arts. But we will not let them cancel shows without consequences. The Arts are for everyone - and the Left is mad about it."