Katy Perry says she made a 'big mistake' passing on collaboration with Billie Eilish

dailymail.co.uk:

Katy Perry opened up about one of the biggest mistakes she's made in her career Friday.During a question and answer period during a private event for Los Angeles radio station KIIS-FM, the 38-year-old singer admitted she passed on an opportunity to work with then fledgling singer Billie Eilish because she thought her song was 'boring.' The Roar singer, who shares daughter Daisy with fiance Orlando Bloom, appeared at the event wearing  a pair of green leather pants with a green and white cropped sweater with a maze design.

Big mistake: Katy Perry admitted she made a 'big mistake' when she passed on the opportunity to work with an up-and-coming artist several years ago because she thought her song was 'boring' @1027kiisfm #KatyPerry tells the story of first hearing BillieEilish’s Ocean Eyes!.