American Idol Katy Perry reveals details of Taylor Swift feud -- "She started it" 05/23/2017 Katy Perry is opening up about her feud with fellow singer Taylor Swift. Read More RELATED NEWS 'American Idol,' 'The Bachelor,' 'The Bachelorette' and 'Shark Tank' all renewed by ABCKeith Urban, Carrie Underwood, Lauren Alaina and Jason Derulo win big at 2017 CMT Music AwardsKaty Perry reveals details of Taylor Swift feud -- "She started it" TAGS: American Idol Nicki Minaj Katy Perry Taylor Swift James Corden Ruby Rose The Late Late Show Orange Is the New Black
