Season 1 E! , 2004 Watch now Season 2 E! , 2005 Watch now Season 3 E! , 2005 - 2006 Watch now Season 4 E! , 2006 - 2007 Watch now Season 5 E! , 2007 Watch now Season 6 E! , 2008 Watch now Season 7 E! , 2020 Watch now