Katy Perry, who was a judge on our show, sang at the last inauguration as well, so isn’t that great that two American Idol judges sang at the last two inaugurations. Megan Michaels Wolflick also pointed out that Carrie Underwood “handled very well” the technical difficulties her inauguration performance faced.

Underwood's performance experienced technical difficulties, leading her to sing a cappella. She asked the attendees to join in. "You know the words," she said. Michaels Wolflick p

Carrie Underwood's Inauguration Day performance took place shortly before she made her debut as a judge on 'American Idol.'

Crew members on the set of American Idol are tip-toeing around judge Carrie Underwood. After Carrie’s performance for President Trump’s inauguration in January, things have been “tense” on set at American Idol.