We all know the most wonderful time of the year isn’t officially underway until the John Lewis ad has graced our screens and Twitter is ablaze with reactions (and, ahem, criticism).

The highly anticipated advert has become synonymous with the festivities and a staple of our Christmas calendars, year after year. For many, Christmas simply isn’t Christmas until Mariah Carey’s ear-worm can be heard all across the land and the popular retailer unveils its iconic ad. And we are firmly in that camp...