Clarkson famously performed at Barack Obama's 2013 inauguration ... accept the divisive politician's invitation. "And that's why Kelly Clarkson is better than Carrie Underwood!" ...

Clarkson sang “America (My Country ‘Tis of Thee)” in 2013 for Barack Obama’s second inauguration, but Donald Trump had a harder time getting A-list celebrities for his first inauguration.

During a recent episode of “The Kelly Clarkson Show,” the talk show ... See what President Joe Biden, former President Barack Obama, Hillary Clinton and others had to say.