Kimberly Stewart has blasted her dad Rod for claiming she has a serious liver disease - caused by her excessive drinking. The 27-year-old model, who is a regular on the London and Los Angeles party scenes, insists there is nothing wrong with her liver and claims her "bigmouth" dad has made a mistake. She said: "I don't have a liver disease. I was exhausted and feeling sick from burning the candle at both ends. My doctor told me to cut back on drinking and smoking. I have, and I feel so much better. I love my dad but sometimes he has a big mouth - and not just when he's singing! "Last week, Rod, 61, claimed his daughter's wild lifestyle had taken its toll on her health, claiming she had liver disease - which is common in heavy drinkers. He said at the time: "She just discovered that she has a very serious liver illness from drinking too much. She said to me, 'But dad, I'm half Scottish,I thought I was allowed to drink a lot.' I said, ...