If you were asked to name a famous female pop artist who has been equally successful as a lead singer of a group and as a solo performer, there could be only one person who fits that bill. Gwen Stefani has been the front woman for the popular ska band No Doubt, and she released her first solo effort, Love. Angel. Music. Baby, to much success and acclaim in 2004. Stefani is also considered influential for her unique fashion sense and her fashion line L.A.M.B.