Carrie Underwood’s performance of “America the Beautiful” at Donald Trump’s Monday inauguration was awkwardly interrupted by an audio error, prompting the Grammy winner and accompanying chorus to sing the patriotic tune a cappella.

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

Carrie Underwood performed a stirring a cappella rendition of "America the Beautiful" after the official swearing-in of President Donald Trump at his inauguration on Jan. 20.

Carrie Underwood handled a musical mishap at the inauguration of President Trump like a pro, improvising and singing a cappella after the soundtrack didn't play.

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,

Underwood was joined by the Armed Forces Chorus and the United States Naval Academy Glee Club for her performance. Everyone in the audience sang along. The “Before He Cheats” singer wore a silver dress with matching earrings. She stood in front of Joe Biden and Kamala Harris for the performance.

After a brief pause, Underwood sang acapella, asking the crowd to join. during President Trump's inauguration.

Carrie Underwood sidestepped the technical issues at Donald Trump’s inauguration ceremony and performed “America the Beautiful” A cappella.

Carrie Underwood hit a snag and had to sing a capella at Donald Trump's inauguration. She soared with her rendition of "America the Beautiful"