Kimberly Stewart has defended her pregnant friend of many years Nicole Richie - insisting the former party girl is perfect for motherhood. Kimberly, 28, insists Richie, 26, will be “great” as a mum in spite of her past struggles with drugs and an eating disorder. She tells British magazine Closer, “I never, ever would have thought Nicole would be the first of my friends to get pregnant. But she’s incredibly happy and I know she’ll make a great mum.”