American Idol: Katy Perry gets ‘full body chills’ as Hailey Mia, 16, covers her hit song Rise during audition in pop star’s hometown of Santa Barbara

Katy Perry was blown away when a 16-year-old contestant gave her 'full body chills' while covering her hit song Rise on Sunday's episode of American Idol on…

American Idol: Katy Perry leads the charge as judges rush the stage and hug Kayko as field narrows to Top 10

Katy Perry, Luke Bryan and Lionel Richie all rushed the stage after Kayko stunned them with his rock version of Goyte's hit song Somebody That I Used…