Melissa Joan Hart is half way towards her weight loss goal.

The 'Melissa & Joey' star - who gave birth to her third child, Tucker, in September and has two other sons, Mason, seven, and Brady, five, with her husband Mark Wilkerson - gained 60 pounds during her last pregnancy and has lost 29 pounds since making a few lifestyle changes in January.

Melissa Joan Hart has lost two dress sizes since starting her new diet.

The 'Melissa and Joey' actress - who gave birth to her third son Tucker McFadden in September and also shares four-year-old Braydon Hart and six-year-old Mason Walter with her husband Mark Wilkerson - already feels more confident but is eager to drop down to her pre-baby weight after signing up to be a spokesperson for weight-loss plan Nutrisystem.

Melissa Joan Hart has given birth to her third son.

The 36-year-old actress - who is best known for her role in 'Sabrina the Teenage Witch' - and husband Mark Wilkerson welcomed baby Tucker into the world yesterday (18.09.12) and can't wait for him to meet their other children, six-year-old Mason and four-year-old Braydon.

Melissa Joan Hart is keeping the sex of her baby a surprise.

The former 'Sabrina the Teenage Witch' star is expecting her third baby with husband Mark Wilkerson but doesn't want to know whether they are having a boy or a girl beforehand.