Country superstar Carrie Underwood performed “America the Beautiful” at the inauguration of President Donald Trump on Monday. But there was a problem.

Fans react to Carrie Underwood’s a cappella performance of "America the Beautiful" at Donald Trump’s inauguration. See their responses here.

Carrie Underwood performed at Donald Trump's presidential inauguration in Washington, D.C., on Monday, January 20 — but it didn't go down without a snag. Underwood, 41, who was joined by the United States Naval Academy Glee Club and the Armed Forces Chorus,

Carrie Underwood was among the performers during the presidential inauguration ceremony held for Donald Trump, which took place at the U.S. Capitol Rotunda on Monday (Jan. 20). The country superstar's performance took place after Trump took the oath of office as the 47th president of the United States and made his inauguration speech,

Styled by longtime collaborator Marina Toybina, Underwood wore a sleeveless dove gray draped midi dress by Opificio Modenese for the ceremony. The “Before He Cheats” singer completed her look with ivory leather T-strap Ingiliz pumps and a Noä diamond leaf ring.

Carrie Underwood stunned viewers across the nation with an acapella performance of "America the Beautiful" during the inauguration.

The Oklahoma native will perform at Donald Trump’s inauguration ceremony in Washington DC and will perform “America the Beautiful.”

In a gray dress with diamond jewelry, Underwood confidently worked through the song. She stood just in front of Joe Biden and Kamala Harris as she sang, and afterward, as she thanked the crowd for singing with her, Biden could be seen mouthing "Good job" to her.

The Grammy Award winner will perform ‘America the Beautiful’ at President-elect Donald Trump’s inauguration on Jan. 20.

Carrie Underwood has been announced as a performer at Donald Trump's Jan. 20 inauguration. The Village People also "accepted an invitation" to sing.

The “American Idol” alum’s star-spangled performance unfolded after Trump was sworn in as the 47th president of the United States in the Capitol Rotunda.

Carrie Underwood ... Armed Forces Chorus and the United States Naval Academy Glee Club. "I love our country and am honored to have been asked to sing at the Inauguration and to be a small part of this historic event," Underwood said in a statement on ...