Katy Perry urged to cancel tour after being savagely roasted for ‘cringe’ performance

Katy Perry has been told she ‘should have rehearsed’ for her Lifetimes tour (Picture: Kevin Mazur/ Getty Images)Katy Perry has come under fire by some fans who have slammed her current world tour.In recent weeks the pop star, 40, has been facing backlash for being part of Jeff Bezos’ 11-minute all-female Blue Origin mission into space.She bore the brunt of most of the criticism with many questioning the environmental impact of what some are calling a ‘vanity flight&rsquo