Millie Mackintosh tweet snap showing off her incredible flat stomach and a lace bra as she continues pre-wedding weight loss plan

The 23-year-old Made in Chelsea star shared the results of her fitness drive to her Instagram page by posting a picture of herself in a lace bra.

Pregnant Millie Mackintosh shares 1 and 9 month bump comparison snaps

Millie Mackintosh's 'thinspirational' selfie causes anger

Millie Mackintosh reveals the true extent of what it takes to get sizzling bikini snaps

Millie Mackintosh poses in underwear as she details her post-baby fitness journey

Pregnant Millie Mackintosh looks ready to pop as she works out in tiny crop top - Mirror Online

Pregnant Millie Mackintosh displays her growing baby bump in salmon pink active-wear

Millie Mackintosh looks sensational in bed as she admits the snap doesn't reflect 'reality

Peaches Geldof introduces son Phaedra as she insists she didn't plan birth on late mother's birthday

Millie Mackintosh undergoes muscle toning treatment

Millie Mackintosh shares first and last month baby bump comparison pictures as she signs off Instagram before due date - OK! Magazine