February 3, 2007
Episode 1 of Season 4 premiered on February 3, 2007
April 14, 2007
Episode 2 of Season 4 premiered on April 14, 2007
May 13, 2007
Episode 3 of Season 4 premiered on May 13, 2007
July 28, 2007
Episode 4 of Season 4 premiered on July 28, 2007
November 3, 2007
Episode 5 of Season 4 premiered on November 3, 2007
December 19, 2007
Episode 6 of Season 4 premiered on December 19, 2007