No Doubt singer Gwen Stefani tells Harper’s Bazaar in its May issue that she struggled to keep her size 4 figure even before her pregnancy. “I hate talking about it, but it’s true,” she said. “I’ve always been on a diet, ever since I was in the sixth grade. It’s an ongoing battle and it’s a nightmare. But I like clothes too much, and I always wanted to wear the outfits I would make.” She added with a laugh: “And I’m very vain.” Read more.