German singer and songwriter Mark Forster was discovered by the label Four Music and signed a recording contract in 2010. His debut album Karton was recorded in Germany, France and Spain and produced by Ralf Christian Mayer. Forster was the opening act for Laith Al-Deen on his 2012 European tour. In 2012 Forster released his first single " Auf dem Weg" which attracted the attention of German rapper Sido resulting in a collaboration for the song "Einer dieser Steine"which was released at the end of 2013. The single gave Forster a lot of exposure and also helped expand his fan-base. Following the commercial success of their single, Sido and Forster recorded a second song together, "Au Revoir," released in 2014.