25 of 42:
Marie Osmond recently shed 45 pounds with the help of the NutriSystem diet plan. She blamed her weight struggles on the entertainment industry. Osmond decided to lose the weight with NutriSystem because it was heart healthy and private, she said in an interview with Oprah in 2009. (Pictured: Marie Osmond and 'Dancing with the Stars' partner Jonathan Roberts in 2007).
(Photos courtesy of ABC and Harpo Productions)