Silk chiffon gown with embellishment, £3,360, by Jenny Packham. Santas throughout wear velvet and fake-fur outfit (comes with leather boots, wig, beard, gloves and sunglasses), from £94 to hire, from The Costume Studio.
Jenny Packham, 3a Carlos Place, London W1 (020-7493 6295; www.jennypackham.com) and branches/stockist. The Costume Studio, 159-161 Ball’s Pond Road, London N1 (020-7275 9614; www.costumestudio.co.uk).
Image: Yuval Hen