Geraline Estelle "Geri" Halliwell (born 6 August 1972) is a British pop singer-songwriter, children's author, actress and Goodwill Ambassador for the United Nations Population Fund. Halliwell first became famous in the late 1990s as a member of the girl group the Spice Girls, which became one of the most successful girl groups of all time, selling in excess of 55 million records worldwide. As a solo artist, she has received four Brit Award nominations and released four number-one singles in the UK and has sold about 4 million albums as a solo artist worldwide.