Another former winner, Season 2’s Ruben Studdard, as well as the runner-up that season, Clay Aiken, also indicated to E! News that they would answer ABC’s call. Whoever American Idol ultimately chooses, there’s one important factor in naming Katy Perry’s replacement, according to Lionel Richie, who said:

Katy Perry's last appearance as a judge coincides with a major scheduling shift as season 22 of American Idol reaches its end.

When compared to the other American Idol judges — Luke Bryan and Lionel Richie were "very engaging" with the crowd and took selfies and signed posters on the breaks, per the insider — the source called Perry "very cold toward the audience," claiming the "Roar" singer "would not sign any autographs or take any photos with them."

There’s no harmony on the American Idol set as Lionel Richie and Luke Bryan clash over who should replace exiting judge Katy Perry on ABC’s hit singing competition, insiders exclusively tell Life & Style.

Who's replacing Katy Perry after 'American Idol' Season 22? Here's what Ryan Seacrest said about wanting this 'super talent' to join.

The monochrome look also featured pantaleggings, which Perry wore with pointed-toe heels. The “Teenage Dream” singer’s makeup was done by Michael Anthony, while her hair was styled by Jesus Guerrero. Perry’s look was curated by stylist Tatiana Waterford, who’s been collaborating with Perry for more than three years.

There is a bit of melancholy lingering over things this season of "American Idol" since Katy Perry announced she will be leaving her place at the judges table.

Remaining 'American Idol' judges Lionel Richie and Luke Bryan are at odds with each other over Katy Perry's replacement.

After Ruben Studdard and Clay Aiken's exit from The Masked Singer, the duo told E! News if they'd be interested in returning to American Idol as a judge.