Gwen Stefani to reintroduce herself! The 51-year-old No Doubt frontwoman has just released a new solo song with a nostalgic lyric video. On Monday, Stefani released her new single, «Let Me Reintroduce Myself,» sporting the same music video look she had for No Doubt's 1995 hit, «Just a Girl.» Twenty-five years later, Stefani donned a white crop top with red-and-blue stripes and matching blue cargo pants. In an updated twist, Stefani is wearing two gold necklaces, one with her last name and