Roger David, (born 15 October 1979), known by his stage names Bohemia or Raja, is a Pakistani American rapper and music producer from California. He sings in Punjabi and describes himself as "The Punjabi Rapper" and "the pioneer of Punjabi rap" and the "creator of Punjabi rap". == Early life == Sir was born on 15 October 1979 in Karachi into a Punjabi Christian family.He moved to Peshawar and lived there for 7 years . When he was about 14 years old, he moved to California with his family. He started learning music from his father at a very young age and writing Punjabi poetry around that time....