SAATCHI GALLERY   GAIETY IS THE MOST OUTSTANDING FEATURE OF THE SOVIET UNION 21 NOV 2012 – 9 JUNE 2013   Sergei Vasiliev Russian criminal tatoo, 2010. Yelena Popova Balance of probabilities, 2011. Anna Parkina. Thincksteam above the wing of a sparrow, 2009. Gosha Ostretsov Sex in the city, 2008. Vikenti Nilin From the neighbours…