O-Zone was a pop group made up of Dan Bălan, Radu Sârbu (aka Radu), and Arsenie Toderaş (aka Arsenium). Originally from Moldova, the band launched in Romania. They mainly play eurodance music and are famous for the single Dragostea Din Tei, a notable summer hit which reached Number 1 in the singles charts of many countries during 2003 and 2004, and Number 3 in the United Kingdom. The follow-up single Despre Tine had similar success across Europe. O-Zone was originally the idea of Bălan, and the group consisted of 2 members in 2000; Petru and Bălan himself.