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.

Millie Mackintosh snaps a selfie in a tiny sports bra

Millie Mackintosh embraces postpartum body by showing cellulite in plunging swimsuit - Mirror Online

Millie Mackintosh flaunts her flat tummy and killer abs in lime green bikini on Mauritian getaway - Irish Mirror Online

Bye Bye Wobbly Bits': Millie Mackintosh Flaunts Sculpted Abs In Lace Bra Following BAFTA Win (

Millie Mackintosh flaunts her flat stomach before hitting Coachella

Millie Mackintosh flaunts her flat tummy and killer abs in lime green bikini on Mauritian getaway - Irish Mirror Online

Millie Mackintosh undergoes muscle toning treatment

Millie Mackintosh embraces postpartum body by showing cellulite in plunging swimsuit - Mirror Online

Millie Mackintosh displays endless legs in sexy bikini following Professor Green split

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

Coleen Rooney and Kai pay tribute to Sir Alex Ferguson by wearing red as they attend his final Man Utd game

Millie Mackintosh is delighted about her new-found curves

Millie Mackintosh embraces postpartum body by showing cellulite in plunging swimsuit - Mirror Online

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