A loud mix of boos and cheers greeted U.S. President Donald Trump on Wednesday when he attended his first production at the John F. Kennedy Center for the Performing Arts, the institution he subjected to a conservative takeover earlier this year.

The president was unable answer a simple question about the musical—despite claiming he’s seen it a number of times.

Donald Trump hit a flat note Wednesday when pressed on “Les Misérables,” the musical he’s long praised as one of his favorites. Appearing on the red carpet ahead of a performance of the show at the Kennedy Center — the typically bipartisan institution which Trump has purged and controversially made himself chair — the president was asked by a reporter: “Have you seen the musical before and do you identify more with Jean Valjean or Javert?

Ticket sales are down amid Trump’s planned overhaul of national arts center, which includes ‘common sense’ programming, a prayer wall and refurbished decor; $2 million gold-tier fundraiser.

Donald Trump filled its board of trustees with loyalists and declared himself its “amazing Chairman.” On June 11, he is set to celebrate the dawn of what he has called a “Golden Age in Arts and Culture” by attending a Kennedy Center performance of one of his favorite musicals,