Sandy Mölling (born 27 April 1981), known professionally as Sandy, is a German singer, best known as a member of the girl group No Angels formed in 2000 on the international television talent show Popstars.Mölling began her solo career when she released "Unnatural Blonde" and "Tell Me", both of which reached the top ten on the German Singles Chart, followed by the release of her debut album, Unexpected (2004).