Season 1 The CW , 2007 - 2008 Watch now Season 2 The CW , 2008 - 2009 Watch now Season 3 The CW , 2009 - 2010 Watch now Season 4 The CW , 2010 - 2011 Watch now Season 5 The CW , 2011 - 2012 Watch now Season 6 The CW , 2012 Watch now
, 2007 - 2008
