Musician Lionel Richie tells Fox News Digital the one thing Carrie Underwood shouldn’t do as an "American Idol" judge. Katy Perry left the show after seven seasons. Lionel Richie has a few words of wisdom to share with Carrie Underwood, as she prepares to take Katy Perry’s seat on the "American Idol" judging panel.

When Fox News Digital asked Richie, during a Grammy Museum’s special event, how he thinks Underwood would be a different judge than Perry, he replied, "Everyone is different than Katy." Richie explained the one thing he doesn’t want Underwood to do is to try to be like Perry — since everyone brings something different to the panel. 'AMERICAN IDOL' ALUM CARRIE UNDERWOOD REPLACING KATY PERRY AS JUDGE NEXT SEASON Lionel Richie speaks onstage at Reel To Reel: The Greatest Night in Pop Featuring Lionel Richie at Grammy Museum L.

A. (Getty Images) "There's only one Katy..

. let me just make that statement clear," Richie told Fox News Digital during the Grammy Museum’s special screening of "The Greatest Night in Pop." "I want Carrie to come in and find her person out there, her person.

I'm very happy they got Carrie, because...

we want someone who is going to bring their light to the table." Underwood won the fourth season of the popular singing competition show "American Idol," in 2005. (Getty Images) Underwood won the fourth season of the popular singing competition show "American Idol," in 2005.

In 2018, Underwood narrated the opening sequence, and the follow.