American Idol: Katy Perry calls herself ‘tough mom’ after confronting Liahona Olayan over effort

Katy Perry called herself a ‘tough mom’ as she judged two teenage contestants on Monday’s second Hollywood episode of American Idol. During the duet rounds, the 36-year-old singer advised Laila Mach, 15, and Liahona Olayan, 17, on their cover of Rihanna‘s Stay. It was ‘sludgy,’ Katy told them during rehearsals, noting that the girls seemed … Read more