April 12, 2008
Episode 1 of Season 4 premiered on April 12, 2008
April 26, 2008
Episode 2 of Season 4 premiered on April 26, 2008
May 24, 2008
Episode 3 of Season 4 premiered on May 24, 2008
August 30, 2008
Episode 4 of Season 4 premiered on August 30, 2008
October 5, 2008
Episode 5 of Season 4 premiered on October 5, 2008
November 23, 2008
Episode 6 of Season 4 premiered on November 23, 2008