The John Lewis ad has become iconic around Christmas time, signalling the beginning of the festive season for many. Over the years, brands have tried to compete by creating their own festive adverts, with successes and failures sparking much debate. This year, however, many brands seem to have taken a different approach. Instead of trying to compete with new and different ideas, we're now seeing an array of parody ads on our screens, from Aldi's 'Kevin the Carrot', who is excitedly waiting for...