Keira Knightley wants to be Katy Perry Thu-03-Jul-14 16:46 Share this By Megan AnnearIn a recent interview Keria said "I quite like the idea of being like a really shiny pop star with Katy Perry twizzly tits." "I always sort of fancied [that]. Like, 'Wow, how can you get twizzly tits?" You May Also Like Jay-Jay murders Katy Perry's 'Birthday' in Headphone Karaoke Jay-Jay, Mike & Dom's Rude Awakening - Zara gets woken up by the Auckland Brass Band playing Katy Perry! Edge listener Adrian faces his fear of cotton balls (yeeeep) to win his daughter Katy Perry tix! Become a fan of The Edge on Facebook and on Twitter .