James Corden: 'Keira Knightley is like the white Janet Jackson'

Jul 03, 2014, 09:37 AM

James Corden told us Keira Knightley has go the potential to be a big pop star.

The actor stars alongside Keira in the music based romantic comedy Begin Again.

Even though Keira denies rumours she wants a musical career - James says he has big plans..