Aussie singer-songwriter Sia Furler partners up with Willow Smith, 11

SIA Furler has notched up another A-list American collaboration. Video footage on gossip site Just Jared shows the quirky Aussie singer songwriter working with Willow Smith, the 11-year-old daughter of Will Smith and Jada Pinkett Smith and she of Whip My Hair fame. The pair are working on a song called I Am Me, which may appear on Smith's second album. Furler, 36, known for being super private, has had a smash-hit year, working with David Guetta on Titanium and Flo Rida on the track Wild Ones, as well as writing tracks for Christina Aguilera.