Kirstie Alley – Diet & Exercise / 50 pounds
Whenever there’s a discussion about celebrity weight loss, Kirstie Alley is always mentioned. Alley appeared in numerous movies and TV shows, and as years passed, she became a huge star. Her acting skills granted her an Emmy Award as well as a Golden Globe. She later took a break from the spotlight, only to return much heavier, shocking her fans. She later dropped her extra pounds and displayed her new physique at the Oprah show, but due to her menopause, she gained all her weight back. At 65, she is now fit and stunning again after losing 50 pounds.