Some celebrities are just annoying, aren’t they? No matter how many charity endeavours, comedy interviews and random acts of kindness they bestow in an attempt to be likeable, they’ve just got something about them that’s completely insufferable. Right at the top of our cringe list (just ahead of Geri Halliwell and James Blunt) are Keira Knightley and Joss Stone. Therefore, when we found out that they had collaborated for this Chanel advert, we went through a cocktail of emotions – fear, anger, morbid curiosity. If you, too, find that Keira and Joss grate on you insanely, we don’t think you’ll be disappointed…