Season 1 RTL7 Season 3 RTL7 , 2011 Season 4 RTL7 , 2011 - 2012 Season 5 RTL7 , 2012 - 2013 Season 6 RTL7 , 2013 Season 7 RTL7 , 2013 Season 8 RTL7 , 2014 Season 9 RTL7 , 2014 Season 10 RTL7 , 2015