By A Mystery Man Writer
The 25-year-old had opted to wear a flesh coloured Spanx bodysuit beneath her sweeping white gown , and she proudly displayed the shape enhancing garment while preparing for the night ahead.
Millie Mackintosh shows off her slender frame in sheer jumpsuit at launch party
Millie Mackintosh switches from patterned flares to glittering golden hot-pants as she attends LFW dinner
Millie Mackintosh locks lips with gal pal Gizzi Erskine
Millie Mackintosh risks wardrobe malfunction in plunging dress
Ashley James strips down to Spanx at Julien Macdonald's LFW 2016 show
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Millie Mackintosh wears near-identical dress as Rochelle Humes at Julien Macdonald show
Millie Mackintosh in Spanx before semi-sheer dress for Victoria's Secret show
Millie Mackintosh switches from patterned flares to glittering golden hot-pants as she attends LFW dinner