Renee Zellweger

After the first film, she embarked on the Atkins diet. Now the 5ft 5in star maintains her 7st figure on tuna, cold meats, dressing-free salads and raw vegetables. Two poached eggs: 148 cal. One banana: 95 cal. One tuna steak: 180cal. Two portions dressing-free mixed salad: 100 cal. 100g cured thinly sliced beef: 160 cal. One portion raw vegetables: 90 cal. Total: 773 CAL.