Katy Perry, Lionel Richie and Luke Bryan can learn a thing or two from their rivals Adam, Blake, Alicia and Kelly ... and that's according to an "American Idol" winner! Nick Fradiani -- who won season 14 in 2015 -- watched…
TMZ Staff, TMZ
Wed, 03/14/2018 - 12:42am
Katy Perry, Lionel Richie and Luke Bryan can learn a thing or two from their rivals Adam, Blake, Alicia and Kelly ... and that's according to an "American Idol" winner! Nick Fradiani -- who won season 14 in 2015 -- watched…