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![Kirstie Alley]()
Kirstie Alley served as a Jenny Craig spokeswoman from 2005 to 2008. More recently in 2010, she founded her own weight loss program called Organic Liaison. READ: Kirstie Alley Talks About Her Cocaine Addiction![Valerie Bertinelli]()
Kirstie Alley brought Valerie Bertinelli on board as a Jenny Craig ambassador in March of 2007. Less than two years later, she was posing in a bikini on the cover of People magazine.![Jennifer Hudson]()
After being called "the big girl" when she was a contestant on "American Idol," Oscar-winner Jennifer Hudson slimmed down with the help of Weight Watchers, for whom she became a spokesperson in April of 2010. WATCH: Jennifer Hudson Talks About How Her Weight Loss Is Saving Lives![Marie Osmond]()
Currently a spokesperson for Nutrisystem, Marie Osmond credits the weight loss program with helping her shed 50 pounds.![Jason Alexander]()
Reportedly inspired by the success of pal Valerie Bertinelli, the "Seinfeld" star signed on as a Jenny Craig spokesman in 2010. READ: Seinfeld Imagines What A 'Seinfeld' Reunion Would Look Like![Mariah Carey]()
Following the birth of her twins in 2011, the songstress signed on with Jenny Craig and shed 30 pounds.![Sarah Ferguson]()
After struggling for years to lose her post-pregnancy weight while the British tabloids called her "the Duchess of Pork," Sarah Ferguson, the Duchess of York, became a spokeswoman for Weight Watchers in 1997.![Charles Barkley]()
Charles Barkley is the face of Weight Watchers' "Lose Like a Man" ad campaign. While on the program, the former NBA star reportedly dropped 42 pounds from his 6-foot 6-inch frame.Jessica Simpson and 8 Other Celebrities Who Endorse Diet Plans
Jessica Simpson is looking lean and mean after losing 60 pounds of post-pregnancy weight, and it's all thanks to eating right and exercising. Oh, and a few million dollars. READ: Jessica Simpson Instagrams Skinny Photos Five months after reportedly inking a multi-million dollar deal to be a spokeswoman for Weight Watchers, Simpson is flaunting her slimmed-down bod for the upcoming commercials and posting pics of herself on her personal Twitter page. But Simpson isn't the first celebrity to get skinny with the help of a weight loss program. Plenty of portly celebs have joined similar systems for their much-needed motivation (and in some cases, money) to get moving. Here are eight more famous faces who served as spokespeople for weight loss companies.
- Jessica Simpson and 8 Other Celebrities Who Endorse Diet Plans
