The "American Idol" alum's star-spangled performance unfolded before Trump was sworn in as the 47th President of the United ...

Greenwood, a frequent fixture at Trump's rallies, counts the businessman-turned-politician as one of his close friends.

Donald Trump was sworn in to office on Jan. 20 in the nation’s capital — and several high-profile performers will take the stage to celebrate the occasion. From country superstars Carrie Underwood and ...