Deep Zone Project is a Bulgarian house/electro band formed in 2000 by DJ Dian Solo, JuraTone and Rossko. Eventually Rosko was replaced by Startrax. Deep Zone are most famous for their collaboration with DJ Balthazar, when they represented Bulgaria at the Eurovision Song Contest 2008 with the song "DJ, Take Me Away". The band has released five albums and has had a number of successful singles on the Bulgarian charts and has won many national and international awards. Their vocalist until early 2011 was Joanna Dragneva; after leaving for a solo career, she was replaced by Nadia Petrova.