Mariefred Sessions is an EP, or 'mini-album', by Swedish singer/songwriter Erik Hassle, which was released in Sweden on 23 March 2011.The EP resulted from a collaboration between Hassle and two members of Swedish rock band Kent, Jocke Berg and Martin Skld. Kent are generally considered one of the greatest bands in the world . The first single,"Are You Leaving", was released on 16 February 2011.