The official anthem of this summer's World Cup to be sung by Colombian pop star Shakira at the opening ceremony is expected.

To be released to radio stations across the world next week and will be available for download from 26 April. Time for Africa is the song by the Colombian singer Shakira.

And South African band Freshlyground chosen as the official World Cup anthem by the International Federation of Football Association (FIFA).

International stars will perform the song at the tournament's opening ceremony on June 11 and before the 11 July final.

Shakira and her fellow artist Juanes will also perform at a concert taking place a day before the opening, on June 10 in Soweto.

The Colombian pop artist gave a successful performance for the 2006 FIFA World Cup Final. The Puerto Rican Ricky Martin sang the anthem of the 1998 World Cup in France entitled "The Cup of Life''' .