Seasons and episodes
1
Season 1 7/13/2008
2
Season 2 5/3/2009
3
Season 3 9/26/2010
4
Season 4 9/4/2011
5
Season 5 8/26/2012
6
Season 6 2/6/2014
7
Season 7 4/29/2015
8
Season 8 5/21/2017
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