Katy Perry, Lionel Richie & Luke Bryan Chill Beachside with Mickey & Minnie Mouse While Shooting for 'American Idol'

Niall Horan Makes Existential Connection Between Katy Perry and New Single ‘Heaven’ on ‘Corden’

‘American Idol’ Season 21: Photos Of Katy Perry, The Contestants & More

Niall Horan Strums ‘Heaven,’ Talks Katy Perry Saving Him on ‘X Factor’ in Emotional Final ‘Late Late Show’ Appearance