A singer, poet, songwriter, activist, and composer; Serj Tankian has always created music as an outlet to express his thoughts and feelings with a level of passion and consciousness that few in today’s world of music can rival. An Armenian immigrant born in Lebanon and re-rooted in Los Angeles, Serj was introduced to the melding of cultures, ideas and ideals from a very young age. The principles learned from this integration and adaptation have led to his understanding of the oneness of all things and have since maneuvered and transfigured into the music that he lives to create.

Placebo are an English Rock band, formed in London in 1994 by singer-guitarist Brian Molko and guitarist-bassist Stefan Olsdal. The band were soon joined by drummer Robert Schultzberg, who was replaced in 1996 by Steve Hewitt. Hewitt left the band in 2007 and was replaced by Steve Forrest in 2008.

THIRTY SECONDS TO MARS - comprising Jared Leto, Shannon Leto and Tomo Milicevic - has sold over five million albums worldwide and the band’s videos have more than 300 million views on YouTube. The group has received numerous awards, including a dozen MTV awards worldwide, a Billboard Music award and honors from NME, Kerrang! and Fuse.

Imagine Dragons are an American alternative rock band from Las Vegas, Nevada. The band gained exposure following the September 2012 release of their debut studio album, Night Visions and first single "It's Time". The album peaked at number 2 on the weekly Billboard 200 chart and led to a worldwide tour during much of 2013. According to Billboard Imagine Dragons topped the year-end rock rankings for 2013.

Masters of elegance, melodrama and symphonic grandeur, Within Temptation are not just one of the most distinctive and charismatic bands to emerge from the metal scene in recent times, but also one of European metal’s greatest success stories of the last decade.