Country star Carrie Underwood gave an impromptu a cappella performance of 'America the Beautiful' at Donald Trump's second inauguration on Monday after a glitch left her without backing music.

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,

Carrie Underwood was forced to sing a capella at Trump's inauguration on Monday, after the music track for her wouldn't play.