Listen to I'm Not a Girl, Not yet a Woman online. I'm Not a Girl, Not yet a Woman is an English language song and is sung by The Pop Machine. I'm Not a Girl, Not yet a Woman, from the album Tributo a Britney Spears: La Princesa Del Pop, was released in the year 2015. The duration of the song is 3:54. Download English songs online from JioSaavn.