 Complete the following phrase:  Kala featured live instrumentation and layers of traditional dance and folk styles such as soca and the urumee drum of gaana, rave music and bootleg soundtracks of Tamil film music, incorporating new styles into her avant-garde electronic dance music. The songs, artwork and fashion of Kala have been characterised as simultaneously celebratory and infused with raw, darker, outsider themes, such as immigration politics, personal relationships and war. In February 2007, the first track from the album to be made available to the public was Bird Flu, which was posted with an accompanying music video to her MySpace. Later that year, M.I.A. featured in the song Come Around, a bonus track on Timbalands 2007 album Shock Value and a track on Kala. The albums first official single Boyz was released in June 2007, accompanied by a music video co-directed by Jay Will and M.I.A., becoming M.I.A.s first top ten charting song. The single Jimmy, written about an invitation to tour 