In 2003, Danish-Indian singer Navtej Singh Rehal (Naf)[2] was introduced to the production duo known as WCA, which consisted of Thomas Sardorf and Janus Barnewitz.
They jammed together and eventually formed the band Bombay Rockers, with Naf providing Hindi vocals and Sardorf singing in English.
In July 2003, Bombay Rockers went onstage with the EDM duo Filur at Roskilde Festival, in front of roughly 25,000 people.
[3] "Sexy Mama", released in late 2003, was the first single from their debut album, Introducing; the track received airplay all over Denmark.
[3] The trio's next single, "Rock tha Party", became another major radio hit.