Artist Biography Nanna Lüders Jensen (born 23 July 1963), known by the stage name of Nanna, is a Danish songwriter and singer. She is best known for her hit single "Buster" from 1984, the theme song for Bille August's children's television series and movie Busters verden. Since then she has released several albums. In 1985 she won a competition organized by the Danish Red Cross to write a song in connection with the relief effort for 1983–85 famine in Ethiopia - that also included Eritrea. The competition was inspired by the song We Are the World. The song is called "Afrika" ("Africa") and features a number of major Danish artists from the mid-1980s and won her a Grammy award. In 2005 she also published the autobiography Stjerne for altid (Star forever).