Before he was sworn into office in 2017, Trump held a concert at the Lincoln Memorial that included performances from Toby Keith, Lee Greenwood and 3 Doors Down. "I don't apologize for performing for our country or military," Keith said at the time.

Following years of privacy on her political beliefs, country singer Carrie Underwood will perform at Donald Trump's presidential inauguration on Jan. 20.

Social media users reacted to the news that the 'American Idol' winner will kick off the president-elect's second term.