August 31, 2009 • 50m
Episode 1 of Season 4 premiered on August 31, 2009
October 5, 2009
Episode 13 of Season 4 premiered on October 5, 2009
January 23, 2010 • 50m
Episode 149 of Season 4 premiered on January 23, 2010
April 12, 2010
Episode 160 of Season 4 premiered on April 12, 2010
April 13, 2010
Episode 161 of Season 4 premiered on April 13, 2010
July 7, 2010 • 50m
Episode 169 of Season 4 premiered on July 7, 2010