October 21, 2006
Episode 1 of Season 4 premiered on October 21, 2006
November 11, 2006
Episode 2 of Season 4 premiered on November 11, 2006
January 17, 2007
Episode 3 of Season 4 premiered on January 17, 2007
March 10, 2007
Episode 4 of Season 4 premiered on March 10, 2007
April 14, 2007
Episode 5 of Season 4 premiered on April 14, 2007
June 8, 2007
Episode 6 of Season 4 premiered on June 8, 2007