He is the megastar! With his smooth voice, he brings the colours of Tanzania to the world. Nasibu Abdul Juma Issack, AKA DIAMOND PLATNUMZ, is the most famous Tanzanian artist and one of the biggest fortunes in his country. And... nothing predestined him for the incredible career that we know. From clothing salesman to undisputed icon, the man who was neglected by his parents has become the first African-based artist to reach a combined total of one billion views on YouTube. With an estimated for