Millie Mackintosh in Spanx before semi-sheer dress for Victoria's Secret show

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 stuns in pink feather mini dress in star-studded event for Lancome in Paris

Millie Mackintosh puts her toned legs on display as she showcases

Millie Mackintosh risks wardrobe malfunction in plunging dress

Slim Millie Mackintosh poses in flesh-coloured corset displaying more thigh gap - is this acceptable? - Irish Mirror Online

Millie Mackintosh cuts an angelic figure in ethereal chiffon gown

Vogue Williams flashes underwear in sheer dress in Dublin

Millie Mackintosh stuns in pink feather mini dress in star-studded event for Lancome in Paris

Millie Mackintosh arriving for the Victoria's Secret Fashion Show 2014 London held at Ea…

Millie Mackintosh shows off her pert posterior in racy string

Millie Mackintosh joins host of celebs at the InStyle and EE

Millie Mackintosh wears CONTROL UNDERWEAR and looks TINY ahead of

Millie Mackintosh wears near-identical dress as Rochelle Humes at