Jennifer Hudson has dropped six dress sizes and it’s a new day for the new mom!

The 29-year-old Dreamgirls star showed off her amazing shape in a figure-hugging grey dress for the latest Weight Watchers campaign and in a new interview, the mother-of-one says:

‘I look younger now than in high school! Hearing how great I look never gets old.’

Project Runway’s Tim Gunn was a fashion consultant on the stylish shoot, which shows her throwing her hands up in the air in triumph. Out-takes from the ad show her in a series of stylish outfits which put her body on display in all its glory.

In the accompanying television campaign, the former America Idol star performs the classic jazz track, “Feeling Good”, and uses the lyric ‘It’s a new day’ as its catch line.

Check out the extended version of Jennifer’s new Weight Watchers commercial below as well as her commentary on how great it feels to be thin:

VIDEO: Jennifer Hudson “Feeling Good” – EXTENDED Weight Watchers Commercial

To date, Jennifer still hasn’t revealed exactly how many pounds she shed but her transformation has been undeniably dramatic.

She dropped from a U.S. size 16 to a size 4 through the weight watchers program and regular workout sessions with personal trainer, Harley Pasternak.

[READ: Jennifer Hudson: Before & After Photos]

Jennifer admits that ‘Being skinny, it’s a job. It’s not easy!’ and says her weight loss has been the result of serious hard work.

In being in the public eye, Jennifer says she’s now a symbol of weight loss, and specifically Weight Watchers, and feels the eyes of the world on her waistline.

‘I feel this responsibility to the world now – people are watching, so I have to keep going in the right direction in terms of my weight loss.

They are using me as a role model, and that keeps me inspired.

Jennifer welcomed son David Jr. in August last year and says that if she could bottle up the secrets to her success, she would.? She speaks passionately on how she wants to share the tools that she has learned with others in the video below:

VIDEO: Jennifer Hudson Talks About Weight Loss

I’m on my own mission to lose weight and while I didn’t choose Weight Watchers I’m happy to say I’ve shed 30 pounds so far.? Jennifer is definitely an inspiration to me as well.

I’m being assisted on my weight loss journey by Dramatic Weight Loss and have partnered with them to offer a discount to any StraightFromTheA.com readers who want to join me on the plan.

Be sure to revisit “How to Jump Start Your New Year Weight Loss Resolutions” for more information about the plan and how you can receive your discount.

I’m on a mission and I know quite a few of you make that same resolution every year to lose weight. Let’s make this year the year we finally make that resolution a reality.? PLUS this diet ish is way easier when there’s someone to b*tch about it with…