Di’Ja – Half Of Me Mp3 DownloadHadiza Blell, now Hadiza Blell-Olo, better known by her stage name Di'Ja, is a Nigerian singer. She is currently signed to Mavin Records. In 2009, she released her first single "Rock Steady", which was nominated for Best Urban/R&B Single at the 2009 Canadian Radio Music Awards. Moreover, she won