About Siavash Shams Siavash Shams (Persian: سیاوش شمس, born January 26, 1963) often referred to as Siavash Sahneh or Siavash is a famous Persian pop musician, singer-songwriter, record producer and icon. His career spans more than two decades. He was one of the most successful Persian artists of the 80s and 90s. He is noted for his vocal abilities and for his live performances. As a songwriter, he composed many Persian hits, including "Boro Dige Dooset Nadaram", "Yavash Yavash", "Dokhtar Irouni", "Sahneh" and many more. His album Hamsayehaa to date is the best selling Persian album of all time. His distinctive style, looks, dance moves, and vocals have influenced a whole generation of Iranian Pop, and R&B artists. He has brought an electricity and style to stage playing sold-out venues around the world including: Caesars Palace Las Vegas, Hollywood Palladium and El Rey Theatre in Los Angeles, the Hippodrome and Le Palace in London, and Aughenhausen Coliseum in Germany, Dubai Tennis Stadium and numerous other venues in the world.