Are you among the third of Brits who celebrate Christmas intending to purchase a second “show tree” this year? And when do you plan on buying it? New research from John Lewis sheds light on changing Christmas habits, including a longer lead-time between putting up decorations and the big day itself. The extension of festivities only applies to the pre-Christmas buildup, with many now opting to dispense with paraphernalia before New Year’s Day. Among the retailer’s other findings was that Christmas Day is becoming a more casual affair for younger Britons, with more opting for comfy clothes and pyjamas than “sparkles, bright colours and bold clothing”.