Britney to promote literacy on TV show

Britney Spears will headline an American television special promoting literacy.

The hour-long show also features top basketball stars.

Britney will perform her new song I'm Not A Girl, Not Yet A Woman.

It features in her movie Crossroads which opens on February 15.

The TV special is part of the Read To Achieve programme, in which basketball teams promote literacy and encourage families to read together.

It takes place during NBA All-Star weekend, set for February 8 to 10 in Philadelphia.