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

Katy Perry sparkles in sequined crop top as she heads into Jimmy Kimmel Live studio in Hollywood