Gwen Renée Stefani (born October 3, 1969) is an American singer-songwriter and fashion designer. Stefani is the lead vocalist for the rock and ska band No Doubt. Stefani recorded Love. Angel. Music. Baby., her first solo album, in 2004. The album was inspired by music of the 1980s and was a success with sales of over seven million copies. The album's third single, "Hollaback Girl", was the first US digital download to sell one million copies. Stefani's second and final solo studio album, The Sweet Escape (2006), yielded "Wind It Up", "4 in the Morning", and the highest-selling single "The Sweet Escape". Including her work with No Doubt, Stefani has sold more than forty million albums worldwide. She won the World's Best-Selling New Female Artist at the World Music Awards 2005.