Pop princess Britney Spears is joining the growing club of celebrities-turned-designers, launching her own fashion collection that targets the schoolgirl crowd. Spears, 28, has designed her first collection of clothing and accessories for the Iconix Brand Group Inc's Candie's brand for which she has been the face for the past three seasons. The juniors' collection, called "Britney for Candie's," will be sold exclusively in Kohl's Department stories from July 1 to kick off the back-to-school season. "Designing was a really fun, new way for me to express my creativity and I really wanted to create something by me for my...