Dermot O'Leary recently claimed that 'The Voice' was meaner than 'The X-Factor'. But while the sight of contestants looking crestfallen as Jessie J and co. failed to spin their chairs around was occasionally uncomfortable viewing, it had nothing on the ITV talent show's cruelty. Here's a look at some of the judges' meanest moments, and surprisingly, Simon Cowell isn't always the guilty culprit.