Opening presents together with all the family on Christmas morning is a joyous occasion for many Britons.
However, we've all experienced that awkward moment when you rip off the wrapping paper and are left with something disappointing.
A new study has revealed that more than a third of Brits (36%) routinely fake their reactions to what they find under the tree.
With the pressure to react well in front of the person who picked it out, it can be hard to sound genuine and not give away that you don't like it.
Body language expert Adrienne Carter has shared her ultimate guide on ways to hide your disappointment, should you wish to spare someone’s feelings - and how to tell if a recipient is fibbing.