Perry died mid-way through Season 4 in 2019 after a stroke, but the cast still carries his memory with them. This includes Madelaine Petsch, who opened up about the pieces of advice he gave her.

"American Idol" returns for a new season on Sunday, Feb. 14. Judges Lionel Richie, Katy Perry and Luke Bryan are eager to show us new talent, and they promise they've been doing it all safely. But ...