Season 1 RTL4 , 2008 Season 2 RTL4 , 2008 Season 3 RTL4 , 2009 Season 4 RTL4 , 2009 Season 5 RTL4 , 2010 Season 6 RTL4 , 2010 Season 7 RTL4 , 2011 Season 8 RTL4 , 2011 Season 9 RTL4 , 2012 Season 10 RTL4 , 2012 Season 11 RTL4 , 2013 Season 15 RTL4 , 2019 Season 16 RTL4 , 2020
, 2008