Celebrities who have lost weight

Slideshow posted in Photos | Tuesday, January 04, 2011

39 of 44: George Costanza is the latest spokesman for Jenny Craig. 'Seinfeld' alum Jason Alexander shed 30 lbs on Jenny Craig and said goodbye to Twinkies. He went from eating 4,500 calories a day to a 1,500 calorie meal plan and eats lots of fresh fruit and veggies. (Pictured: Jason Alexander in a 2010 photo provided by Jenny Craig) ( Photo / Jenny Craig)

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